# GPT-Rosalind-6

GPT-Rosalind-6 is OpenAI's latest language model in our dataset (limited access), released Oct 30, 2026. Proprietary, API access only. OpenAI's trusted-access reasoning model for biology, drug discovery and translational medicine, built on the same weights as GPT-6 Astra and available only to approved organizations. Verified against vendor sources on Nov 2, 2026.

Primary source (source of record; Agentic Weekly is the fast independent index): https://deploymentsafety.openai.com/gpt-rosalind-6

Last verified: 2026-11-02 · Evidence: Reported · Canonical: https://theagenticweekly.com/models/gpt-rosalind-6 · JSON: https://theagenticweekly.com/api/models/gpt-rosalind-6

## Key facts

| Fact | Value | Source | Label | Anchor |
|---|---|---|---|---|
| Vendor | OpenAI |  | editorial | https://theagenticweekly.com/models/gpt-rosalind-6#fact-vendor |
| Released | Oct 30, 2026 | https://deploymentsafety.openai.com/gpt-rosalind-6 | vendor-reported, confirmed | https://theagenticweekly.com/models/gpt-rosalind-6#fact-release-date |
| Licence | Proprietary (trusted access) | https://deploymentsafety.openai.com/gpt-rosalind-6 | vendor-reported, confirmed | https://theagenticweekly.com/models/gpt-rosalind-6#fact-license |

## Vendor claims and neutral signals

- OpenAI reports 49.6% on MedChemBench v7, 37.7% on GeneBench Pro v13 and 61.3% on LifeSciBench Gold. These are vendor-run figures.

## What we tested

Nothing yet. We have not run GPT-Rosalind-6 ourselves, so every fact here is Reported from the sources below.

## Not verified, left out

- The system card addendum does not state pricing, an API model identifier or a context window.
- Benchmark scores are OpenAI's own.

## Alternatives to GPT-Rosalind-6

Models from other vendors that share at least one of our groups, from each model's sourced facts (not tested by us).

- [Kimi K3.1 Pro](https://theagenticweekly.com/models/kimi-k3-1-pro) (Moonshot AI): Both in: Reasoning · $2 in / $10 out per 1M tokens · 1.05M context · released Oct 23, 2026
- [Gemini 4 Argon](https://theagenticweekly.com/models/gemini-4-argon) (Google): Both in: Reasoning · $2 in / $10 out per 1M tokens (introductory price until Nov 30, 2026; list $4 / $20) · 1.05M context · released Oct 13, 2026
- [Claude Opus 5.5](https://theagenticweekly.com/models/claude-opus-5-5) (Anthropic): Both in: Reasoning · $4 in / $20 out per 1M tokens · 1M context · released Sep 22, 2026
- [Grok 4.7](https://theagenticweekly.com/models/grok-4-7) (xAI): Both in: Reasoning · $2 in / $6 out per 1M tokens · 500K context · released Sep 21, 2026
- [Claude Fable 5.1](https://theagenticweekly.com/models/claude-fable-5-1) (Anthropic): Both in: Reasoning · $10 in / $50 out per 1M tokens · 1M context · released Sep 15, 2026
- [Grok 4.20](https://theagenticweekly.com/models/grok-4-20) (xAI): Both in: Reasoning · $1.25 in / $2.5 out per 1M tokens · 1M context · released Mar 10, 2026

## GPT-Rosalind-6 FAQ

**When was GPT-Rosalind-6 released?**

OpenAI released GPT-Rosalind-6 on Oct 30, 2026; it is listed as limited access. Source: https://deploymentsafety.openai.com/gpt-rosalind-6

**Is GPT-Rosalind-6 open weights?**

No. The weights are not published; the licence is listed as Proprietary (trusted access). Source: https://deploymentsafety.openai.com/gpt-rosalind-6

**Has Agentic Weekly tested GPT-Rosalind-6?**

Not yet. Every fact on this page is Reported: read from the linked vendor pages, not measured by us.

## Sources

- [OpenAI GPT-Rosalind-6 System Card Addendum](https://deploymentsafety.openai.com/gpt-rosalind-6)

Data licence: CC BY 4.0. Data: Agentic Weekly (https://theagenticweekly.com), CC BY 4.0.