GPT-5 Nano

by OpenAIChat

Tiny GPT-5 lane for routing, extraction, classification, and bulk jobs

Context
400K tokens
Max output
128,000 tokens
Released
2025-08-07
Weights
Closed

Feed

openai/gpt-5-nano · also seen as databricks-gpt-5-nano, gpt-5-nano@eu, azure/gpt-5-nano, auto/openai/gpt-5-nano, +7 more

Specifications

Full facts as recorded, incl. what is unknown.

Released
2025-08-07
Weights
Closed
Input
Text, Image
Output
Text
Context window
400,000 max across endpoints
Max output
128,000
Providers
14 + 22 gateways, not counted as providers
Epoch Capabilities Index
139.3 ± 3.3 against price
Direct price range
$0.05–$0.15 in · $0.40–$0.60 out per 1M tokens · across all 14 providers
More details
Last updated
2026-01
Knowledge cutoff
2024-05-30
Developer country
United States of America

Capabilities

Across all endpoints: supported if any endpoint supports it.

  • Tool calling
  • Parallel tools
  • Structured output
  • Reasoning
  • Image input
  • PDF input
  • Audio input
  • Audio outputunknown
  • Video input
  • Prompt caching
  • Web search
  • Computer useunknown
  • System messages
  • Assistant prefillunknown
  • Temperature
  • Streaming
  • Attachments

Endpoints

One row per provider and variant; gateways are listed separately.

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Price history

Atom feed

No change since 19 Oct 2026. The cheapest direct price has been $0.05 in / $0.40 out per 1M tokens at OpenAI on every data refresh since then.

Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON

Cost calculator

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Similarly priced models

Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).

ModelBlended/1MIn/1MOut/1MContextvs GPT-5 Nano
Qwen3.5-FlashAlibaba (Qwen)$0.0975$0.065$0.261M+0%
Hy3Tencent$0.0983$0.066$0.26262K+1%
Mistral Small 3.2Mistral AI$0.0958$0.075$0.20128K−2% cheaper
Ling 3.0 Flash FininclusionAI$0.0992$0.075$0.22262K+2%
Ling 3.0 Flash SanteinclusionAI$0.0992$0.075$0.22262K+2%
Ling 3.1 FlashinclusionAI$0.0992$0.075$0.22262K+2%
Qwen2.5-Coder-0.5BAlibaba (Qwen)$0.10$0.10$0.1032.8K+3%
Qwen3 1.7B BaseAlibaba (Qwen)$0.10$0.10$0.1032.8K+3%

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Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model