Teahose Guides
Long-form, practical guides on AI startups, competitors, and market intelligence — how to source, vet, and act on signal from the AI firehose.
What Is Manus AI? The Autonomous Agent Everyone Is Watching (2026)
Manus AI explained: the autonomous general-purpose AI agent from the team behind Monica, how it differs from ChatGPT, why it went viral, its $2B valuation and Singapore reincorporation, and a live feed of every Manus signal Teahose has extracted from podcasts, newsletters, and primary coverage.
Read the guide →What Are AI Agents? The Definition, the Stack, and Who's Building Them (2026)
AI agents explained: software that takes a goal, plans the steps, uses tools like browsers and code, and executes autonomously — the shift from chatbots that answer to systems that act. How the agent stack fits together, why it took off in 2025–2026, the reliability problem nobody markets, and a live map of the companies building agents.
Read the guide →AI Newsletters in 2026: What They Are, How to Pick One, and the Firehose Problem
A plain guide to AI newsletters in 2026: what an AI newsletter is, why the format exploded, how many you actually need, how to choose one for your role, and the new "read-it-all-for-you" model that sits above the genre. Includes a live view of what the newsletters are covering this week.
Read the guide →How Does ChatGPT Work? A Plain-English Explanation (2026)
How ChatGPT works, explained in plain English: how text becomes tokens, what a transformer and attention actually do, how pretraining and RLHF turn raw prediction into a helpful assistant, why context windows and hallucinations happen, and how chatbots are becoming agents. No math required.
Read the guide →Top Physical AI Companies in 2026, Ranked — Live-Tracked
The top physical AI companies in 2026, ranked: Figure AI, Physical Intelligence, Skild AI, Nvidia, World Labs, Tesla Optimus, 1X, Apptronik, and more. Verified valuations as of June 2026, confirmed vs. rumored rounds, plus a live signal-ranked company list from the Teahose intel graph.
Read the guide →Best Humanoid Robot Companies in 2026, Ranked
The best humanoid robot companies in 2026, ranked: Figure AI, Tesla Optimus, Unitree, Physical Intelligence, Apptronik, Boston Dynamics, 1X, Agility Robotics, AgiBot, and Fourier — with current funding, valuations, and deployment status, updated from live signal data.
Read the guide →Top AI Chip Companies in 2026: Nvidia's Challengers, Ranked
The top AI chip companies and startups in 2026, ranked: Nvidia, AMD, Broadcom, Cerebras (now public), Tenstorrent, Etched, d-Matrix, and hyperscaler custom silicon. Funding, valuations, and shipping status as of June 2026, plus a live-tracked company list.
Read the guide →Top Quantum Computing Companies in 2026: Public Leaders & Startups, Ranked
The top quantum computing companies in 2026, ranked: IBM, Google Quantum AI, Quantinuum, IonQ, PsiQuantum, QuEra, Pasqal, Rigetti, D-Wave, and more — qubit modality, latest funding or market cap as of June 2026, and how to separate roadmap from revenue. Tracked live from podcasts, newsletters, and research papers.
Read the guide →Top Space Companies in 2026: Launch, Satellites & On-Orbit, Ranked
The top space companies and space tech startups in 2026, ranked: SpaceX post-xAI merger, Blue Origin, Rocket Lab, Anduril, Firefly, Stoke Space, Relativity, K2 Space, and the on-orbit servicing wave. Confirmed valuations as of June 2026, plus a live-tracked list from the Teahose intel graph.
Read the guide →Top Drone Companies in 2026: Defense, Delivery & Industrial, Ranked
The top drone companies in 2026, ranked: Anduril, Shield AI, Zipline, Skydio, DJI, Quantum Systems, Wing, and the 2025–2026 risers. Confirmed valuations as of June 2026, defense vs delivery vs industrial segments, and a live company list from the Teahose intel graph.
Read the guide →Top Nuclear Fusion Companies in 2026, Ranked
The top nuclear fusion companies in 2026, ranked: Commonwealth Fusion Systems, Helion, Pacific Fusion, TAE, Proxima Fusion and more — funding as of June 2026, confinement approach, target timelines, and live funding signals from our intel graph.
Read the guide →Top Industrial Automation Companies in 2026: Incumbents & AI-Native Challengers
The top industrial automation companies in 2026, ranked: incumbents like Siemens, Rockwell Automation, ABB, Fanuc, and Keyence alongside AI-native factory automation challengers like Symbotic, Path Robotics, Bright Machines, and Gecko Robotics — with live signal tracking.
Read the guide →Top Neurotech & Brain-Computer Interface Companies in 2026
The top neurotech and brain computer interface companies in 2026, ranked by patients implanted, FDA stage, and funding: Neuralink, Synchron, Precision Neuroscience, Merge Labs, Science Corp, Paradromics, and the non-invasive players — with live signal tracking.
Read the guide →AI Unicorns (2026): The Full Ranking — and Why the List Changed Shape
AI unicorns in 2026, ranked by verified valuation: Anthropic ($965B), OpenAI ($852B), Databricks ($134B), Anduril ($61B), Figure ($39B), SSI ($32B) and the rest of the top 15 — closed rounds only, in-talks marks labeled, plus the unicorn-minting stats and a live trending list.
Read the guide →Databricks Valuation (2026): $134B Confirmed, $175B IPO Chatter
Databricks' valuation in 2026: $134B from the Series L (completed February 2026), with IPO-target reports near $175B unconfirmed. Full funding history 2019→2026, the $5.4B revenue run-rate growing 65%, AI product revenue, and live signals.
Read the guide →Nvidia Competitors (2026): Who's Actually Taking Share From the $5T Giant
Nvidia's competitors in 2026, scored: AMD (MI400 + 6GW OpenAI/Meta deals), Broadcom ($8.4B AI quarter, $73B backlog), custom silicon (TPU Ironwood, Trainium3, Maia 200, MTIA), Huawei Ascend owning China, and what happened to Groq, Cerebras, and SambaNova.
Read the guide →What Is Physical AI? The Definition, the Stack, and Who's Building It (2026)
Physical AI explained: AI systems that perceive, reason, and act in the physical world — humanoid robots, robot foundation models, vision-language-action models, and autonomous machines. How the stack fits together, why it took off in 2024–2026, and the live company map.
Read the guide →VLA Models Explained: Vision-Language-Action, the Architecture Behind Robot Brains (2026)
Vision-language-action (VLA) models explained: how robots learn to act from images and language instructions — the architecture, the lineage (RT-2, OpenVLA, π series, Helix, GR00T), why they triggered the robot foundation model race, and daily paper coverage.
Read the guide →AI Infrastructure Companies (2026): The Stack, Mapped Live
The AI infrastructure companies that matter in 2026, organized by layer: chips (Nvidia, Cerebras, Groq), neoclouds (CoreWeave, Lambda), inference platforms (Together AI, Baseten), data infrastructure, and ML tooling — with a live signal-ranked company list from the Teahose intel graph.
Read the guide →Databricks Competitors (2026): Snowflake, the Hyperscalers, and a Consolidating Stack
Databricks' competitors in 2026: Snowflake ($5.84B FY27 guide, re-accelerating), Microsoft Fabric, AWS SageMaker and BigQuery, Palantir at the layer above, plus the consolidation wave (IBM-Confluent, Fivetran-dbt) and the challengers (ClickHouse, MotherDuck).
Read the guide →VC Salary (2026): Real Numbers by Level — and Why Junior Pay Just Fell 26%
VC salaries in 2026 from real survey data: analyst ~$78K base, associate ~$126K, principal ~$206K, partner ~$317K+ — plus total-cash ranges, carry points by level, fund-size effects, and why AI tooling cut junior VC pay 26% while partner pay rose.
Read the guide →Biggest VC Firms (2026): The AUM League Table — and the Great Concentration
The biggest venture capital firms in 2026, ranked by AUM with sources: a16z ($90B+), Insight Partners ($90B+), Tiger Global, Sequoia ($56B), Lightspeed ($40B+), Thrive ($37B) — plus the mega-fund concentration trend, RIA platform shift, and SoftBank's transformation.
Read the guide →What Is a Term Sheet? Every Clause That Matters, Explained (2026)
A term sheet explained: the non-binding document outlining a startup investment's economics (valuation, option pool, liquidation preference) and control (board, protective provisions). Every key clause, what's standard in 2026, and the traps.
Read the guide →What Is Burn Rate? Gross vs Net, Runway Math & the Burn Multiple (2026)
Burn rate explained: gross burn vs net burn, how to calculate runway, the burn multiple (net burn ÷ net new ARR) and what counts as good, default-alive vs default-dead — and why AI startups run burn rates that would have been fatal five years ago.
Read the guide →Liquidation Preference Explained: 1x, Participating, and Who Actually Gets Paid (2026)
Liquidation preference explained with worked examples: 1x non-participating vs participating preferred, multiples, seniority stacking, and how preference overhang eats exits — the clause that matters more than valuation in downside scenarios.
Read the guide →Pre-Money vs Post-Money Valuation: The Difference, the Math, the Trap (2026)
Pre-money vs post-money valuation explained: post-money = pre-money + new investment, how each defines investor ownership, the option-pool shuffle that hides in the pre-money, and why YC's post-money SAFE shifted the default convention.
Read the guide →Glean Valuation (2026): $7.2B — and the Sanest Multiple in Enterprise AI
Glean's valuation in 2026: $7.2B from the June 2025 Series F (led by Wellington), with ARR at $300M by May 2026 — roughly 24x. Full funding history, the enterprise-search-to-agents pivot, the Copilot threat, and live signals.
Read the guide →Harvey AI Valuation (2026): $11B — Four Rounds in Twelve Months
Harvey AI's valuation in 2026: $11B from the March 2026 growth round co-led by GIC and Sequoia — its fourth mark in twelve months. Full funding history from the OpenAI-backed seed, $190M ARR, Am Law penetration, and live signals.
Read the guide →Sierra Valuation (2026): $15.8B at ~100x ARR — the Bret Taylor Premium
Sierra AI's valuation in 2026: $15.8B post-money from the $950M May 2026 round led by Tiger Global and GV — roughly 100x its $150M ARR. Funding history ($4.5B → $10B → $15.8B in 18 months), the Bret Taylor factor, Fortune-50 penetration, and live signals.
Read the guide →Mistral AI Valuation (2026): €11.7B — Europe's Sovereignty Premium
Mistral AI's valuation in 2026: €11.7B (~$14B) from the September 2025 Series C led by ASML — still the latest equity mark (the March 2026 $830M was debt). Funding history, $400M+ ARR growing 20x, the €4B data-center program, and live signals.
Read the guide →SSI Valuation (2026): $32B for Zero Revenue, No Product, No Roadmap
Safe Superintelligence (SSI) valuation in 2026: $32B from the $2B April 2025 round led by Greenoaks — on zero revenue and no product, by design. The funding history, Ilya Sutskever's thesis, the Meta acquisition approach it declined, and live signals.
Read the guide →Crunchbase Alternatives (2026): Free & Paid Options That Fix the Stale-Data Problem
The best Crunchbase alternatives in 2026: PitchBook and CB Insights for diligence depth, Harmonic and Specter for sourcing, Apollo and ZoomInfo for contact data, OpenVC and Teahose for free — with reported pricing for each and which complaint each one actually fixes.
Read the guide →PitchBook Alternatives (2026): What to Use When $30K/Year Isn't Happening
The best PitchBook alternatives in 2026 by budget: CB Insights and Tracxn in the paid tier, Harmonic and Specter for sourcing, the sub-$150/month stack (Crunchbase Pro + LinkedIn), and free options — with reported pricing and an honest note on what only PitchBook does.
Read the guide →ChatGPT Alternatives (2026): Every Serious Option, Compared
The best ChatGPT alternatives in 2026, verified this month: Claude (Fable 5), Gemini 3.5, Grok 4.3, Perplexity, DeepSeek V4, Mistral Le Chat, Copilot, Meta AI and Qwen — with current pricing for every tier, the privacy options, and why people actually switch.
Read the guide →SpaceX Valuation (2026): The $1.75 Trillion IPO, Priced This Week
SpaceX's valuation in 2026: ~$1.75–1.77 trillion at its June 12 Nasdaq IPO (ticker SPCX, $135/share, ~$75B raise — the largest ever). Full tender-offer history $46B→$800B, the xAI merger, S-1 financials ($18.7B revenue, Starlink 61%), and how to get exposure.
Read the guide →xAI Valuation (2026): $250B at Acquisition — Now Inside SpaceX
xAI's valuation in 2026: $250B, set by the all-stock SpaceX acquisition in February 2026 — after a $20B Series E at ~$230B in January. Full funding history 2023→2026, the X merger, Colossus, the $6.4B operating loss, and why exposure now means SPCX.
Read the guide →ARR Meaning: What Annual Recurring Revenue Is & How VCs Use It (2026)
ARR (annual recurring revenue) explained: the formula, ARR vs MRR vs GAAP revenue, what counts as recurring, how valuation multiples work, how founders inflate it — and why AI-era usage revenue is breaking the definition.
Read the guide →Anduril Valuation (2026): $61B Confirmed — Doubling Every Year Since 2022
Anduril's valuation in 2026: $61B from the $5B Series H (May 2026, Thrive + a16z), double the $30.5B of June 2025. Full funding history 2017→2026, $2.2B revenue, the $20B Army deal, CCA Fury production, IPO status, and live signals.
Read the guide →Anduril Competitors (2026): Primes, Neo-Primes & the Startup Swarm
Anduril's competitors in 2026, mapped by front: Lockheed and the primes, Palantir (partner and rival), Shield AI ($12.7B), Saronic ($9.25B), Helsing, Castelion, Epirus, Skydio, and the defense-tech startup wave — with sourced valuations and a live vector-ranked list.
Read the guide →Tesla Competitors (2026): The Four-Front War, Scored
Tesla's competitors in 2026, scored by front: BYD and the Chinese EV makers (NIO, Xiaomi, Xpeng, Li Auto), Waymo and the robotaxi field, Figure AI and Unitree in humanoids, BYD and CATL in energy storage — with verified June-2026 delivery, fleet, and valuation numbers.
Read the guide →Palantir Competitors (2026): Why Nobody Comps Cleanly — and Who's Trying
Palantir's competitors in 2026, mapped by front: Anduril (partner and rival), Booz Allen and the displaced consultants, Databricks ($134B, IPO-bound), Snowflake, Microsoft Fabric, the C3.ai cautionary tale, and the OpenAI/Anthropic forward-deployed-engineer land grab.
Read the guide →Scale AI Valuation (2026): ~$29B from the Meta Deal — and Frozen Since
Scale AI's valuation in 2026: ~$29B, implied by Meta's $14.3B investment for a 49% non-voting stake in June 2025 — the last mark on record. Full funding history, the customer exodus that followed, the pivot to government work, and live signals.
Read the guide →Scale AI Competitors (2026): Who Won the Data Market After the Meta Deal
The top Scale AI competitors and alternatives in 2026: Surge AI, Mercor, Handshake AI, Turing, Micro1, Invisible, Labelbox, and Snorkel — who gained from Scale's neutrality problem, with revenue and valuations sourced, plus a live vector-ranked list of similar companies.
Read the guide →Best AI Podcasts (2026): Ranked by People Who Summarize Them Daily
The best AI podcasts in 2026, ranked: Dwarkesh, No Priors, BG2, Training Data, Lex Fridman and more — with the technical, investor, and beginner picks separated, plus links to timestamped summaries of recent episodes.
Read the guide →Top AI Startups in 2026, Ranked by Live Signal Data
The top AI startups in 2026, ranked by live signal volume — funding, launches, M&A, and key hires extracted daily from podcasts, newsletters, and research papers. Updated continuously, not annually.
Read the guide →Anthropic Valuation (2026): $965B, the Road to It, and the IPO
Anthropic's valuation in 2026: $965B after a $65B Series H (May 2026), up from $61.5B in March 2025. Full funding history, the $47B revenue run-rate behind it, IPO status, and a live feed of Anthropic funding and deal signals.
Read the guide →Cursor Valuation (2026): $29.3B Priced, $60B SpaceX Option — Explained
Cursor (Anysphere) valuation in 2026: $29.3B from the November 2025 Series D, with SpaceX holding a $60B acquisition option from April 2026. Full funding history, the $2B ARR behind it, and a live feed of Cursor funding signals.
Read the guide →OpenAI Competitors in 2026: The Complete Map
A complete map of OpenAI competitors in 2026: Anthropic, Google DeepMind, Meta, xAI, Mistral, DeepSeek, and the open-source and enterprise challengers — with a live, vector-ranked list of similar companies from the Teahose intel graph.
Read the guide →Anthropic Competitors in 2026: The Complete Map
A complete map of Anthropic competitors in 2026: OpenAI, Google DeepMind, Meta, Mistral, DeepSeek, Cohere and the open-source challengers — with a live, vector-ranked list of similar companies from the Teahose intel graph.
Read the guide →Cursor Alternatives & Competitors (2026): The Complete Map
The best Cursor alternatives and competitors in 2026: GitHub Copilot, Claude Code, Windsurf, Replit, Zed, Devin and the rest of the AI coding market, mapped by category — with a live, vector-ranked list of similar companies from the Teahose intel graph.
Read the guide →Perplexity Valuation (2026): $20B Confirmed — and Why the Mark Looks Stale
Perplexity AI valuation in 2026: $20B from September 2025 (with tracker-reported extensions near $21B), roughly 100x its ~$200M ARR. Full funding history from $9B to $20B, the 2028 IPO target, and a live feed of Perplexity signals.
Read the guide →Figure AI Valuation (2026): $39B — The Biggest Pre-Revenue Bet in Robotics
Figure AI's valuation in 2026: $39B from its September 2025 Series C, up 15x from $2.6B in early 2024. Funding history, the humanoid-robotics thesis behind the number, IPO outlook, and a live feed of Figure AI signals.
Read the guide →Cerebras Valuation (2026): From $8.1B Private to a ~$50B Public Company
Cerebras Systems valuation in 2026: public on Nasdaq (CBRS) since May 2026 with a market cap near $50B, after a $5.55B IPO at $185/share and a final private mark of $8.1B. Full history, the $20B OpenAI compute deal, revenue, risks, and live signals.
Read the guide →Groq Valuation (2026): The $20B Nvidia Deal, Explained
Groq valuation in 2026, explained: Nvidia's ~$20B acquisition of Groq's LPU assets and team (December 2025), the $6.9B final private mark before it, and what "Groq 2.0" — the remaining GroqCloud business — is raising at now. With live signals.
Read the guide →Perplexity Alternatives & Competitors (2026): The Complete Map
The best Perplexity alternatives and competitors in 2026: ChatGPT search, Google AI Mode, Kagi, You.com, Brave, Exa and the rest of the AI answer-engine market — with a live, vector-ranked list of similar companies from the Teahose intel graph.
Read the guide →ElevenLabs Alternatives & Competitors (2026): The Complete Map
The best ElevenLabs alternatives and competitors in 2026: Cartesia, Hume, OpenAI Realtime, Deepgram, PlayAI, Murf and the rest of the AI voice market, mapped by use case — with a live, vector-ranked list of similar companies from the Teahose intel graph.
Read the guide →Groq Competitors & Alternatives (2026): The Post-Nvidia-Deal Map
Groq competitors and alternatives in 2026, after Nvidia's ~$20B acquisition of its LPU assets: the fast-inference market mapped — Cerebras, SambaNova, Together AI, Fireworks, Baseten and the inference neoclouds — with a live, vector-ranked list from the Teahose intel graph.
Read the guide →Together AI Competitors & Alternatives (2026): The Complete Map
Together AI competitors and alternatives in 2026: Fireworks, Baseten, Modal, Replicate, GroqCloud, CoreWeave and the open-model inference market mapped by layer — with a live, vector-ranked list of similar companies from the Teahose intel graph.
Read the guide →Physical Intelligence Valuation (2026): $5.6B Confirmed, $11B in Talks
Physical Intelligence valuation in 2026: $5.6B confirmed (Series B, November 2025, led by CapitalG), with a reported-but-unclosed round at over $11B. Funding history, the pre-revenue robotics-foundation-model thesis, and live signals.
Read the guide →Skild AI Valuation (2026): $14B+ After the SoftBank-Led Series C
Skild AI valuation in 2026: over $14B after a $1.4B SoftBank-led Series C in January 2026, up from $4.5B in mid-2025 and $1.5B in 2024. Funding history, investors, the robot-foundation-model thesis, and live signals.
Read the guide →Robotics Startups to Watch in 2026 — Live-Tracked
Robotics startups to watch in 2026, ranked by live signal data: humanoid robots, dexterous manipulation, physical AI foundation models, and warehouse automation. Sourced from podcasts, newsletters, and daily robotics research papers.
Read the guide →Defense Tech Startups to Watch in 2026 — Live-Tracked
Defense tech startups to watch in 2026, ranked by live signal data: autonomous systems, drones, multi-domain AI, and the new generation of software-first defense companies. Updated continuously from podcasts, newsletters, and deal coverage.
Read the guide →The Best AI Newsletters in 2026, Reviewed by a Service That Reads Them All
The best AI newsletters in 2026, reviewed and compared: TLDR AI, The Rundown, Ben's Bites, The Neuron, AlphaSignal, Import AI, Last Week in AI, The Batch and more — with an honest take on who each is for and which to skip.
Read the guide →The Best VC Newsletters in 2026 (We Read Them All Daily)
The best VC newsletters in 2026, reviewed and compared: StrictlyVC, Fortune Term Sheet, Axios Pro Rata, Newcomer, PitchBook News, Data Driven VC and more — which deal-flow and venture newsletters are actually worth your inbox.
Read the guide →The Best Substack Newsletters for AI, Tech & Investing in 2026
The best Substack newsletters in 2026 for AI, tech, and investing: Import AI, Newcomer, Lenny's Newsletter, The Pragmatic Engineer, SemiAnalysis, One Useful Thing and more — which independent writers earn a paid subscription.
Read the guide →TLDR Newsletter Review (2026): Is It Worth Subscribing?
TLDR newsletter review for 2026: format, verticals (TLDR AI, Web Dev, InfoSec and more), strengths, weaknesses, and the best TLDR alternatives — an independent review from a service that machine-reads tech newsletters daily.
Read the guide →The Ultimate Guide to AI Investment Newsletters
AI investment newsletters surface deal signals, hiring moves, and research investors can act on in minutes. How to evaluate signal quality, which formats fit each role, and how to plug newsletters into a sourcing workflow that produces pipeline, not inbox noise.
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