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  "markdown": "Venture firm.\n\nWebsite: https://thrivecap.com\n\n## Companies on Anchor Terminal\n\n- **Formagrid Inc (Airtable)**, Series F, December 2021\n  - [Airtable](https://www.anchorterminal.com/tools/airtable.md), graded BB, 70.9/100\n  - Source: https://www.airtable.com/newsroom/company/series-f\n- **Check Technologies, Inc.**, Series C, through Thrive\n  - [Check](https://www.anchorterminal.com/tools/check-payroll.md), graded B, 67.6/100\n  - Source: https://www.checkhq.com/resources/blog/series-c-announcement\n- **Anysphere, Inc. (Cursor), a SpaceX subsidiary**, Series A, August 2024, Series B, January 2025, Series C, June 2025, Series D, November 2025\n  - [Cursor Agent SDK](https://www.anchorterminal.com/tools/cursor-agent-sdk.md), graded B, 63.6/100\n  - Source: https://cursor.com/blog/series-a\n- **Anysphere, Inc. / Cursor (acquired by SpaceX per engineer biography)**, Series A, August 2024, Series B, January 2025, Series C, June 2025, Series D, November 2025\n  - [Cursor CLI](https://www.anchorterminal.com/tools/cursor-cli.md), graded F, 35.4/100\n  - Source: https://cursor.com/blog/series-a\n- **OpenAI**, $6.6B round, October 2024, $40B round, March 2025, led a round\n  - [GPT-Live](https://www.anchorterminal.com/tools/gpt-live.md), graded B, 66.9/100\n  - [gpt-oss-120b](https://www.anchorterminal.com/tools/gpt-oss-120b.md), graded BB, 70.2/100\n  - [gpt-oss-20b](https://www.anchorterminal.com/tools/gpt-oss-20b.md), graded B, 69.9/100\n  - [OpenAI Agents SDK](https://www.anchorterminal.com/tools/openai-agents-sdk.md), graded AA, 86.2/100\n  - [OpenAI API](https://www.anchorterminal.com/tools/openai-api.md), graded A, 82.9/100\n  - [OpenAI Codex](https://www.anchorterminal.com/tools/openai-codex.md), graded BB, 73.5/100\n  - [OpenAI Decisions API](https://www.anchorterminal.com/tools/openai-decisions-api.md), graded BB, 73.1/100\n  - [Dots](https://www.anchorterminal.com/tools/openai-dots.md), graded F, 28.8/100\n  - [OpenAI embeddings](https://www.anchorterminal.com/tools/openai-embeddings.md), graded BB, 72.2/100\n  - [OpenAI Guardrails](https://www.anchorterminal.com/tools/openai-guardrails.md), graded B, 69.5/100\n  - [OpenAI Image API](https://www.anchorterminal.com/tools/openai-image-api.md), graded BB, 72.4/100\n  - [OpenAI Moderation API](https://www.anchorterminal.com/tools/openai-moderation.md), graded BB, 71.4/100\n  - [OpenAI Realtime API](https://www.anchorterminal.com/tools/openai-realtime.md), graded B, 63.4/100\n  - [OpenAI Speech to Text](https://www.anchorterminal.com/tools/openai-speech-to-text.md), graded BB, 72.6/100\n  - Source: https://www.nbcnews.com/business/business-news/openai-closes-funding-157-billion-valuation-microsoft-nvidia-softbank-rcna173693\n- **Guru Technologies, Inc.**, Series C, April 2020\n  - [Guru](https://www.anchorterminal.com/tools/guru.md), graded E, 45.3/100\n  - Source: https://www.getguru.com/blog/guru-closes-30-million-series-c-funding-led-by-accel\n- **HeyGen**, Series A, June 2024\n  - [HeyGen Voice](https://www.anchorterminal.com/tools/heygen-voice.md), graded BB, 71.1/100\n  - [HyperFrames](https://www.anchorterminal.com/tools/hyperframes.md), graded E, 39.7/100\n  - Source: https://www.maginative.com/article/ai-video-startup-heygen-raises-60-million-valued-at/\n- **Mapbox**, Series C, October 2017, through Thrive\n  - [Mapbox APIs + MCP](https://www.anchorterminal.com/tools/mapbox.md), graded BB, 77.2/100\n  - Source: https://www.mapbox.com/blog/softbank-leads-funding\n- **Pleo Technologies A/S**\n  - [Pleo API + MCP](https://www.anchorterminal.com/tools/pleo.md), graded B, 63/100\n  - Source: https://www.pleo.io/en/press\n- **Ramp Business Corporation**, Series B, April 2021, Series C, August 2021, Funding round, March 2022, Funding round, August 2023, Series D-2, April 2024\n  - [Ramp](https://www.anchorterminal.com/tools/ramp.md), graded C, 57.3/100\n  - Source: https://ramp.com/blog/ramp-series-c\n- **Stripe**, Series I, March 2023\n  - [Stripe API + MCP](https://www.anchorterminal.com/tools/stripe-mcp.md), graded A, 82.9/100\n  - Source: https://stripe.com/newsroom/news/stripe-series-i-employee-liquidity\n- **Stytch (Twilio)**, Series A, July 2021, Series B, November 2021, led a round\n  - [Stytch Connected Apps](https://www.anchorterminal.com/tools/stytch-connected-apps.md), graded C, 60.8/100\n  - Source: https://stytch.com/blog/announcing-our-30-million-series-a/\n- **Tempo**, Series A, October 2025, led a round\n  - [Tempo](https://www.anchorterminal.com/tools/tempo.md), graded BB, 77.3/100\n  - Source: https://fortune.com/crypto/2025/10/17/stripe-paradigm-tempo-series-a-5-billion-thrive-capital-greenoaks-joshua-kushner/\n\n## Where they invest\n\n- Agent frameworks \u0026 SDKs, 2\n- Agent harnesses, 2\n- Conversational voice agents, 2\n- Open-weight models, 2\n- Guardrails \u0026 safety filters, 2\n- Spend management \u0026 procurement, 2\n- Payment \u0026 monetisation platforms, 2\n- Spreadsheets \u0026 operational tables, 1\n- Payroll infrastructure, 1\n- Model APIs \u0026 inference, 1\n- Decision models, 1\n- Personal assistants, 1\n- Embeddings \u0026 rerankers, 1\n- Image generation, 1\n- Speech-to-text, 1\n- Company knowledge \u0026 data catalogues, 1\n- Text-to-speech, 1\n- Video generation, 1\n- Maps, geocoding \u0026 places, 1\n- Agent auth \u0026 delegated access, 1\n\n## Founders they backed\n\n- [Howie Liu](https://www.anchorterminal.com/people/howie-liu/), Formagrid Inc (Airtable)\n- [Andrew Brown](https://www.anchorterminal.com/people/andrew-brown/), Check Technologies, Inc.\n- [Vivek Patel](https://www.anchorterminal.com/people/vivek-patel/), Check Technologies, Inc.\n- [Eric Stromberg](https://www.anchorterminal.com/people/eric-stromberg/), Check Technologies, Inc.\n- [Michael Truell](https://www.anchorterminal.com/people/michael-truell/), Anysphere, Inc. (Cursor), a SpaceX subsidiary\n- [Sualeh Asif](https://www.anchorterminal.com/people/sualeh-asif/), Anysphere, Inc. (Cursor), a SpaceX subsidiary\n- [Aman Sanger](https://www.anchorterminal.com/people/aman-sanger/), Anysphere, Inc. (Cursor), a SpaceX subsidiary\n- [Arvid Lunnemark](https://www.anchorterminal.com/people/arvid-lunnemark/), Anysphere, Inc. (Cursor), a SpaceX subsidiary\n- [Sam Altman](https://www.anchorterminal.com/people/sam-altman/), OpenAI and Stripe, OpenAI\n- [Elon Musk](https://www.anchorterminal.com/people/elon-musk/), OpenAI and Stripe, OpenAI\n- [Greg Brockman](https://www.anchorterminal.com/people/greg-brockman/), OpenAI and Stripe, OpenAI\n- [Ilya Sutskever](https://www.anchorterminal.com/people/ilya-sutskever/), OpenAI and Stripe, OpenAI\n- [John Schulman](https://www.anchorterminal.com/people/john-schulman/), OpenAI and Stripe, OpenAI\n- [Wojciech Zaremba](https://www.anchorterminal.com/people/wojciech-zaremba/), OpenAI and Stripe, OpenAI\n- [Trevor Blackwell](https://www.anchorterminal.com/people/trevor-blackwell/), OpenAI and Stripe, OpenAI\n- [Vicki Cheung](https://www.anchorterminal.com/people/vicki-cheung/), OpenAI and Stripe, OpenAI\n- [Andrej Karpathy](https://www.anchorterminal.com/people/andrej-karpathy/), OpenAI and Stripe, OpenAI\n- [Durk Kingma](https://www.anchorterminal.com/people/durk-kingma/), OpenAI and Stripe, OpenAI\n- [Pamela Vagata](https://www.anchorterminal.com/people/pamela-vagata/), OpenAI and Stripe, OpenAI\n- [Rick Nucci](https://www.anchorterminal.com/people/rick-nucci/), Guru Technologies, Inc.\n- [Mitch Stewart](https://www.anchorterminal.com/people/mitch-stewart/), Guru Technologies, Inc.\n- [Joshua Xu](https://www.anchorterminal.com/people/joshua-xu/), HeyGen\n- [Wayne L.](https://www.anchorterminal.com/people/wayne-l/), HeyGen\n- [Eric Gundersen](https://www.anchorterminal.com/people/eric-gundersen/), Mapbox\n- [Patrick Collison](https://www.anchorterminal.com/people/patrick-collison/), OpenAI and Stripe, Stripe, LLC, Stripe\n- [John Collison](https://www.anchorterminal.com/people/john-collison/), OpenAI and Stripe, Stripe, LLC, Stripe\n- [Matt Huang](https://www.anchorterminal.com/people/matt-huang/), Tempo\n\n## Questions\n\n### Which AI tools has Thrive Capital invested in?\n\nAnchor Terminal lists Formagrid Inc (Airtable), Check Technologies, Inc., Anysphere, Inc. (Cursor), a SpaceX subsidiary, Anysphere, Inc. / Cursor (acquired by SpaceX per engineer biography), OpenAI, Guru Technologies, Inc., HeyGen, Mapbox, Pleo Technologies A/S, Ramp Business Corporation, Stripe, Stytch (Twilio) and Tempo backed by Thrive Capital.\n\n### How are Thrive Capital's companies graded?\n\nOn Anchor Terminal's benchmark, Airtable (BB, 70.9), Check (B, 67.6), Cursor Agent SDK (B, 63.6), Cursor CLI (F, 35.4), GPT-Live (B, 66.9), gpt-oss-120b (BB, 70.2), gpt-oss-20b (B, 69.9), OpenAI Agents SDK (AA, 86.2), OpenAI API (A, 82.9), OpenAI Codex (BB, 73.5), OpenAI Decisions API (BB, 73.1), Dots (F, 28.8), OpenAI embeddings (BB, 72.2), OpenAI Guardrails (B, 69.5), OpenAI Image API (BB, 72.4), OpenAI Moderation API (BB, 71.4), OpenAI Realtime API (B, 63.4), OpenAI Speech to Text (BB, 72.6), Guru (E, 45.3), HeyGen Voice (BB, 71.1), HyperFrames (E, 39.7), Mapbox APIs + MCP (BB, 77.2), Pleo API + MCP (B, 63), Ramp (C, 57.3), Stripe API + MCP (A, 82.9), Stytch Connected Apps (C, 60.8) and Tempo (BB, 77.3).\n\nInvestors are named from the companies' own announcements, the investors' own pages, Y Combinator's company pages, public filings and news reports of a round, each with its source. An investor isn't a sign of quality, and nobody can pay to be listed or to change a grade. To correct something or have a page removed, write to privacy@anchorterminal.com.\n",
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