AI Gateways & LLM Routing — Timeline
13 milestones, source-traced.
Sep 1, 2024
Funding: Helicone raised a $5M Seed round at a $25M valuation, led by Y Combinator...
Helicone raised a $5M Seed round at a $25M valuation, led by Y Combinator with participation from Village Global and FundersClub.
funding-research →Sep 1, 2024
Funding: Helicone raised a $5M Seed round in September 2024 at a $25M post-money valuation,...
Helicone raised a $5M Seed round in September 2024 at a $25M post-money valuation, led by YC Combinator with Village Global and FundersClub participating.
funding-research →Feb 1, 2025
Funding: OpenRouter raised $12.5 million in a seed round led by Andreessen Horowitz.
funding-research →Feb 20, 2025
Funding: Portkey raised a $15 million Series A round led by Elevation Capital, with participation...
Portkey raised a $15 million Series A round led by Elevation Capital, with participation from existing backer Lightspeed.
funding-research →Apr 1, 2025
Funding: OpenRouter raised a $12.5M seed round led by Andreessen Horowitz.
funding-research →Apr 1, 2025
Funding: OpenRouter raised $28 million in a Series A round led by Menlo Ventures and...
OpenRouter raised $28 million in a Series A round led by Menlo Ventures and Andreessen Horowitz at a post-money valuation of $500 million.
funding-research →Jun 1, 2025
Funding: OpenRouter raised a $27.5M Series A led by Menlo Ventures, with participation from Sequoia...
OpenRouter raised a $27.5M Series A led by Menlo Ventures, with participation from Sequoia Capital, Figma, and Fred Ehrsam.
funding-research →May 26, 2026
Funding: OpenRouter raised a $113M Series B led by CapitalG at a ~$1.3B post-money valuation,...
OpenRouter raised a $113M Series B led by CapitalG at a ~$1.3B post-money valuation, with participation from NVentures, ServiceNow Ventures, MongoDB Ventures, Snowflake Ventures, Databricks Ventures, AMP PBC, Pace Capital, Andreessen Horowitz, and Menlo Ventures.
funding-research →May 26, 2026
Funding: OpenRouter raised $113 million in a Series B round led by CapitalG (Alphabet's independent...
OpenRouter raised $113 million in a Series B round led by CapitalG (Alphabet's independent growth fund), with participating investors including NVentures (NVIDIA), ServiceNow Ventures, MongoDB Ventures, Snowflake Ventures, and Databricks Ventures, at a post-money valuation of approximately $1.3 billion.
funding-research →Jul 7, 2026
News Mention: Chinese AI models are gaining ground with U.S. companies as OpenAI, Anthropic costs surge...
Chinese AI models are gaining ground with U.S. companies as OpenAI, Anthropic costs surge - CNBC <a href="https://news.google.com/rss/articles/CBMihwFBVV95cUxQempzVHpGakNndDQtVHVKbUhnbWJZTFVyaTJYRXc4dEFrbVVVVG91aWVPWmlabXJyNWpiQjZWdFdzbkl0a0JrR25SYjIzM2dlNDhZU3NQN3djZ0txSGp4NVBTTmZfNjVzdHNralJwc2VMRTlxd0FFcmNJU1YxTHY2d0Z1TnpGeDQ?oc=5" target="_blank">Chinese AI models are gaining ground with U.S. companies as OpenAI, Anthropic costs surge</a> <font color="#6f6f6f">CNBC</font>
gnews-openrouter →Jul 9, 2026
News Mention: Shiden Launches "LLM API" Allowing Multiple AI Models via Single API, 10% Discount Across...
Shiden Launches "LLM API" Allowing Multiple AI Models via Single API, 10% Discount Across All Models - finance.biggo.com <a href="https://news.google.com/rss/articles/CBMidkFVX3lxTE5temFqZThaWjN6Z0NSYnNwU2JiN08yc1lOakV5R3VwR2VhbG5STDVsV0s0VmNCbjdOMkg4anNYZmRXaGtRR29kQW04cDRuN21qLTVzdl9vdi1WSGNtN1VEaDl2MlZNRWw4ZXJxczI0azhYQTJES1E?oc=5" target="_blank">Shiden Launches "LLM API" Allowing Multiple AI Models via Single API, 10% Discount Across All Models</a> <font color="#6f6f6f">finance.biggo.com</font>
gnews-openrouter →Jul 15, 2026
News Mention: OpenRouter Alternatives in 2026: Three AI Gateways Compared for Production Scale - HackerNoon <a...
OpenRouter Alternatives in 2026: Three AI Gateways Compared for Production Scale - HackerNoon <a href="https://news.google.com/rss/articles/CBMipAFBVV95cUxOTUV2aUxrLXBpUmh3MzVFdmthcGR3MEFWZE1XeWZYaXc5V0x1QVhIcUJIRE8zUUJtQWFWOG16VUdkWjVnTDZHRGxkUEpCdDJ6azRnUXpjeUI1N3RUeWlxbTBCQkNaeGJfdmN2ejEyblFGUThMaV9BYzVFcFNELXg3S3hYdmZpZnJ5eHNRMUZ6Y2R1S2dvYVFRQlpQSi14TXI5bjJDTQ?oc=5" target="_blank">OpenRouter Alternatives in 2026: Three AI Gateways Compared for Production Scale</a> <font color="#6f6f6f">HackerNoon</font>
gnews-openrouter →Jul 21, 2026
News Mention: OpenRouter Multibillion-Dollar Sale Talks Put AI Model Routing in Focus - WinBuzzer <a href="https://news.google.com/rss/articles/CBMilwFBVV95cUxPV0h3OURrWHhaZzRqem5hUktVYjNzeF9adU5GT2Joc1hSQVN0a3VIMFBLdzZ1U0JLS3dsOUxmZ1QtUzBoZXp3LWRCNF9JSExEMFBXRDZfMy1MU1B2ZktRQUJETzRhTDF4RWdUNDU2VXhwWVNPWjFOcGM4MmF5N3hxTzc0eDU4OG9ZNjJRaXNsTTRaaXlPWFNV?oc=5"...
OpenRouter Multibillion-Dollar Sale Talks Put AI Model Routing in Focus - WinBuzzer <a href="https://news.google.com/rss/articles/CBMilwFBVV95cUxPV0h3OURrWHhaZzRqem5hUktVYjNzeF9adU5GT2Joc1hSQVN0a3VIMFBLdzZ1U0JLS3dsOUxmZ1QtUzBoZXp3LWRCNF9JSExEMFBXRDZfMy1MU1B2ZktRQUJETzRhTDF4RWdUNDU2VXhwWVNPWjFOcGM4MmF5N3hxTzc0eDU4OG9ZNjJRaXNsTTRaaXlPWFNV?oc=5" target="_blank">OpenRouter Multibillion-Dollar Sale Talks Put AI Model Routing in Focus</a> <font color="#6f6f6f">WinBuzzer</font>
gnews-openrouter →
Milestones merged from 0 curated events, 0 verified facts (with observed dates), and 13 business signals from the last 24 months. Deduped by date + label; curated entries take precedence.
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