HASTATAgent stack guide gpt-codex
OpenAI GPT-5.1 Chat
Chat-tuned GPT-5.1 for polished assistants, writing, and product conversations
Fresh · fetched 2026-08-17T02:11:57.739Z · Models.dev(opens in a new tab)
Minimum context400K
Output128K
Providers5
CapabilitiesTool calling, Reasoning, Image input
Provider offers
| Providers | Input / 1M | Output / 1M | Cache read / 1M | Context / output | Updated |
|---|---|---|---|---|---|
 OrcaRouteropenai/gpt-5.1-chat-latest | $1.25 | $10.00 | $0.13 | 128K | 2025-11-13 |
 Merge Gatewayopenai/gpt-5.1-chat-latest | $1.25 | $10.00 | $0.13 | 128K | 2025-11-13 |
 Heliconegpt-5.1-chat-latest | $1.25 | $10.00 | $0.13 | 128K | 2025-01-01 |
 302.AIgpt-5.1-chat-latest | $1.25 | $10.00 | Unavailable | 128K | 2025-11-14 |
 Abacusgpt-5.1-chat-latest | $1.25 | $10.00 | Unavailable | 400K | 2025-11-13 |
Lowest reported provider price in USD per 1M tokens; unavailable is not free. Provider documentation remains authoritative. Catalogue presence is not an uptime, security, or quality endorsement.
Source metadata and limitations
Capabilities are source-reported. Tool calling does not prove quality in a particular harness. Prices and limits can change.
Modalities: text, image → text