Source details
- Original source
- Harrison Chase
- Published
- 2026-07-10
- Primary topic
- Developer Tools
Why it matters
Coding copilots, APIs, SDKs, open-source releases, dev workflows, and engineering infrastructure. This item originated as a short-form social post, so the context blocks below help expand it into tools, models, and evaluation guides.
What happened
Sierra isn't the first to build this - Ramp, Stripe, CoinBase also have If you want an open source version - check out OpenSWE: github.com/langchain-ai/open… We use it internally (mostly for coding). Model agnostic, fully OSS but integrates seamlessly with LangSmith for o11y Link GitHub - langchain-ai/open-swe: An Open-Source Asynchronous Coding Agent An Open-Source Asynchronous Coding Agent. Contribute to langchain-ai/open-swe development by creating an account on GitHub. github.com Vijay Iyengar (@vijayiyengar) Everyone at Sierra uses an internal agent called Pinecone to automate 90% of our coding, analytics, and busywork. I can't go back to any other way of working. Pinecone: * Runs an agentic harness in our internal cloud. * Talks to all our tools (Slack, Github, Linear, GSuite, Clickhouse, Gong, etc.) * Lets you pick any model. Especially useful this week! * Can spin up a local version of all of Sierra to test its work. * Is accessible over mobile, Slack, Github, and Web and is collaborative. @neilrahilly and team cooked on this. In this post, they share lessons learned from building and scaling Pinecone to the whole company. — https://nitter.net/vijayiyengar/status/2075404477511725116#m
What to do next
Jump to coding tools and tutorials to see whether the release changes real implementation speed, reliability, or cost.
Sierra isn't the first to build this - Ramp, Stripe, CoinBase also have If you want an open source version - check out OpenSWE: github.com/langchain-ai/open… We use it internally (mostly for coding). Model agnostic, fully OSS but integrates seamlessly with LangSmith for o11y Link GitHub - langchain-ai/open-swe: An Open-Source Asynchronous Coding Agent An Open-Source Asynchronous Coding Agent. Contribute to langchain-ai/open-swe development by creating an account on GitHub. github.com Vijay Iyengar (@vijayiyengar) Everyone at Sierra uses an internal agent called Pinecone to automate 90% of our coding, analytics, and busywork. I can't go back to any other way of working. Pinecone: * Runs an agentic harness in our internal cloud. * Talks to all our tools (Slack, Github, Linear, GSuite, Clickhouse, Gong, etc.) * Lets you pick any model. Especially useful this week! * Can spin up a local version of all of Sierra to test its work. * Is accessible over mobile, Slack, Github, and Web and is collaborative. @neilrahilly and team cooked on this. In this post, they share lessons learned from building and scaling Pinecone to the whole company. — https://nitter.net/vijayiyengar/status/2075404477511725116#m
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