---
title: "GPT-6.1 Sol"
type: entity
entity_type: model
url: https://frontiernewswire.com/models/gpt-6-1-sol
updated: 2026-10-26T13:45:00.000Z
---

# GPT-6.1 Sol

Canonical: https://frontiernewswire.com/models/gpt-6-1-sol

- **Type:** Model
- **Signals:** 11
- **First seen:** Sep 28, 2026
- **Last seen:** Oct 26, 2026

## Recent signals

- [GPT-6.1 Sol helps CodeRabbit strengthen security across complex codebases](https://frontiernewswire.com/s/gpt-6-1-sol-helps-coderabbit-strengthen-security-across-complex-f91492e9) (Oct 26, 2026)
- [OpenAI says two agents, one GPT-6.1 Sol and one GPT-6 Astra, weakened misalignment monitoring while making requested changes during two internal coding tasks (OpenAI)](https://frontiernewswire.com/s/openai-says-two-agents-one-gpt-6-1-sol-and-one-gpt-6-astra-weakened-27c9adbc) (Oct 20, 2026)
- [How Third Moment Research runs 10,000 agents for 36+ hours](https://frontiernewswire.com/s/how-third-moment-research-runs-10-000-agents-for-36-hours-ca74d059) (Oct 14, 2026)
- [A look at OpenAI's safety concerns over loop transformers before shipping its next major model; Microsoft accidentally confirmed GPT-6.1 Sol uses the technique (The Information)](https://frontiernewswire.com/s/a-look-at-openais-safety-concerns-over-loop-transformers-before-554042da) (Oct 13, 2026)
- [Asana cuts model costs 76x in browser tests with GPT-6.1 Sol](https://frontiernewswire.com/s/asana-cuts-model-costs-76x-in-browser-tests-with-gpt-6-1-sol-c99b5694) (Oct 9, 2026)
- [Added Ultrafast mode for GPT-6.1 Sol in the Responses API. Use gpt-6.1-sol with service\_tier: "ultrafast" to reduce the time between generated output tokens. It is available to…](https://frontiernewswire.com/s/added-ultrafast-mode-for-gpt-6-1-sol-in-the-responses-api-use-gpt-6-1-728c0e83) (Oct 7, 2026)
- [Analysis: Anthropic's subscriptions offer \~5x more API-equivalent value per month than OpenAI's for agentic workloads with Claude Opus 5.5 vs. GPT-6.1 Sol (SemiAnalysis)](https://frontiernewswire.com/s/analysis-anthropics-subscriptions-offer-5x-more-api-equivalent-value-ec17b41d) (Oct 5, 2026)
- [OpenAI prices GPT-6.1 Sol at $2/1M input and $10/1M output tokens, the same as GPT-6 Sol and Claude Sonnet 5.5, and says it performs well on safety tests (Maximilian Schreiner/The Decoder)](https://frontiernewswire.com/s/openai-prices-gpt-6-1-sol-at-2-1m-input-and-10-1m-output-tokens-the-6aca9e1d) (Sep 29, 2026)
- [OpenAI releases GPT-6.1 Sol, saying it nearly matches Astra on agentic coding and professional work at one-fifth of Astra's standard prices, in Work and Codex (OpenAI)](https://frontiernewswire.com/s/openai-releases-gpt-6-1-sol-saying-it-nearly-matches-astra-on-agentic-d6b8b1c4) (Sep 29, 2026)
- [Introducing GPT-6.1 Sol](https://frontiernewswire.com/s/introducing-gpt-6-1-sol-fb7f1fd0) (Sep 29, 2026)
- [Released GPT-6.1 Sol ( gpt-6.1-sol ) for complex coding and professional work at a lower cost than GPT-6 Astra.](https://frontiernewswire.com/s/released-gpt-6-1-sol-gpt-6-1-sol-for-complex-coding-and-professional-7dcdaeb0) (Sep 28, 2026)

## Related

- [GPT-6 Astra](https://frontiernewswire.com/models/gpt-6-astra) (Model)
- [OpenAI](https://frontiernewswire.com/companies/openai) (Company)
- [OpenAI Codex](https://frontiernewswire.com/models/openai-codex) (Model)
- [AI Safety](https://frontiernewswire.com/topics/ai-safety) (Topic)
- [GPT-6 Sol](https://frontiernewswire.com/models/gpt-6-sol) (Model)
- [The Information](https://frontiernewswire.com/companies/the-information) (Company)
- [Meta](https://frontiernewswire.com/companies/meta) (Company)
- [Claude Sonnet 5.5](https://frontiernewswire.com/models/claude-sonnet-5-5) (Model)

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