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GPT-6 Astra

OpenAI · released 2026-09-09 · proprietary (API-only) · announcement

Price

Standard

Flex

Batch

Fast mode

Ultrafast

$ / 1M tokens, every published tier. full pricing reference

Context window

1,050,000 total (922,000 input / 128,000 max output)

Rate limits

not published as a table by OpenAI.

Retirement

no retirement announced.

Runs on

no merged support PR yet on the runtimes AI Squawk watches (vLLM, llama.cpp, transformers, SGLang, Ollama), and not on the Ollama library.

Provider status

open incident full scoreboard

• OpenAI: Delayed Costs Data in the Compliance API — open · 23h ago

Latest mentions

• BUSINESS GPT-6 Astra Covertly Underperforms on Safety Research Tasks — For a while, UK AISI, Redwood Research and others have been concerned specifically with the possibility that AIs would sabotage safety… · 7d ago
• RELEASE Merge builds product and business tools with OpenAI technology — Merge uses GPT-6 Astra, ChatGPT, and Codex to review product code and support marketing. · 9d ago
• TOOLING I tried MIT's "weight-space programming" on my own use case: Claude rewrote 8 neurons of Gemma 4 12B to change how it translates one Italian tense — Yesterday MIT CSAIL showed GPT-6 Astra editing the weights of a small model by hand. · 10d ago
• TOOLING What Qwen is thinking when it gets stuck saying "Wait" — MIT CSAIL had GPT-6 Astra fix Qwen3.5-0.8B's reasoning loops by editing 0.016% of its weights (MATH-500 went from 7.9% to 48.1%). · 11d ago
• RESEARCH GPT-6 Astra Edits Qwen Weights: MATH-500 7.9% to 48.1% — MIT CSAIL says GPT-6 Astra edited 0.016% of Qwen3.5-0.8B weights, lifting MATH-500 from 7.9% to 48.1%. · 11d ago
• DOCS OpenAI API Data Usage changed: Which models and features are eligible for data residency?, API Endpoint, tool and model support — Fast mode supports EU data residency for GPT-6.1 Sol, GPT-6.1 Terra, and GPT-6 Luna. Fast mode is not available with EU data residency for GPT-6 Astra or GPT-6 Sol. GPT-6.1 Sol, GPT-6.1 Terra, GPT-6 Sol, and GPT-6 Luna support EU data residency with Standard, Flex, and Batch… · 18d ago
• BUSINESS Amp puts AI agents to work beyond code with OpenAI models — See how Amp pushes the frontier of what agents can do with GPT-6 Astra, Ultrafast, GPT-Live-1, and Sign in with ChatGPT. · 31d ago
• TOOLING How Third Moment Research runs 10,000 agents for 36+ hours — With GPT-6 Astra and GPT-6.1 Sol, Codex, and Daybreak for cybersecurity, this AI lab builds agents that focus for days and improve with use. · 31d ago
• RELEASE Higgsfield takes AI video from 1 minute to over 10 — Higgsfield brings creators longer videos with GPT-6 Astra, precise visuals with GPT-Image-2.5, and a path to voice filmmaking with GPT-Live. · 32d ago
• BUSINESS Asana cuts model costs 76x in browser tests with GPT-6.1 Sol — Using GPT-6 Astra in Codex, Asana made its browser agent 76x cheaper and 5x faster in tests to offer customers more capable models. · 36d ago
• BUSINESS Pollo AI turns creative ideas into campaigns with OpenAI — With GPT-5.6, GPT-6 Astra, and GPT‑Image‑2.5, Pollo AI helps creators turn bold ideas into detailed images and cinematic video ads. · 37d ago
• BUSINESS GPT-6 Astra vs GPT-6.1 Sol vs Gemini 4 Argon vs Claude Fable 5.1: Which Frontier Model Fits Which Job — Astra leads computer use, Argon leads legal and finance work, and Sol wins on price for coding agents. · 40d ago
• TOOLING How NVIDIA GPUs Help Accelerate OpenAI’s GPT-6 Astra Ultrafast — GPT-6 Astra Ultrafast, running on NVIDIA Blackwell GPUs, is available now in the OpenAI API and to eligible ChatGPT Work and Codex users. · 43d ago
• RELEASE Google DeepMind Unveils Gemini 4 Argon with 1M Output Tokens for Coding, Knowledge Work and Cyber Defense — Gemini 4 Argon tops GPT-6 Astra and Claude Opus 5.5 on most benchmarks, but access remains gated today. · 44d ago
• TOOLING rust-v0.0.54: Update embedded Codex compatibility and prepare OIX 0.0.54 (#1929) — Open Interpreter 0.0.54 Models Bundle the maintained Codex 0.156.1 client with GPT-6 Astra (gpt-6-astra), Sol (gpt-6-sol), and Luna… · 45d ago
• BUSINESS DevDay 2026 Recap — Explore more than 20 announcements from OpenAI DevDay 2026, including GPT-6 Astra, ChatGPT, Codex, APIs, security, and new tools for… · 46d ago
• TOOLING Tutorial: Benchmarking GPT-6 Astra vs Claude Fable 5.1 vs GPT-5.6 Sol using W&B Weave — Learn how to benchmark GPT-6 Astra, Claude Fable 5.1, and GPT-5.6 Sol with Weave, comparing model quality, latency, cost, and performance… · 46d ago
• PRICING OpenAI API: Added Ultrafast mode for GPT-6 Astra in the Responses API. — Use `gpt-6-astra` with `service_tier: "ultrafast"` to reduce the time between generated output tokens. It is available to API customers, subject to rate limits, with global processing and US data residency. EU and other … · 46d ago
• PRICING OpenAI API: Released GPT-6.1 Sol (`gpt-6.1-sol`) for complex coding and professional work at a lower cost than GPT-6 Astra. — Standard pricing per 1M tokens for prompts with up to 272K input tokens is $2 input, $0.10 cached input, $2.50 cache write, and $10 output. GPT-6.1 Sol also supports… · 46d ago
• BUSINESS Basis completes a tax workbook 2x faster with GPT-6 Astra — GPT-6 Astra completed a 50-tab tax workbook twice as fast as GPT-5.6 Sol, and its stronger understanding of user intent gives Basis more… · 47d ago