OpenAI

GPT-5 Mini

GPT-5 Mini is listed by OpenAI at $0.25 input and $2 output per million tokens. The recorded context window is 400,000 tokens. Release date on file: 2025-08-07. LMArena's text board published 2026-10-20 gives it an overall rating of 1373.3 (rank 181, 26,805 votes). Price source: models.dev (MIT).

  • Context38
  • Inverse price100
  • Arena61
  • GPQA—
  • Tools100
  • Modalities50

List price

Input / 1M$0.25Output / 1M$2.00Cache read / 1M$0.025Blended$1.563Value index—Last move—

models.dev · MIT · retrieved Oct 24, 2026

Price history

Input and output list price. A missing day stays a gap in the line. The series is not a quality history.

$2.00 / 1M2026-08-252026-10-18
Input Output28 observationsModelPriceWatch LLM Token Price History · CC-BY-4.0

Benchmarks

LMArena is CC-BY-4.0. Epoch scores, including LiveBench where Epoch publishes it, are CC-BY-4.0. A blank cell means this snapshot has no match. Nothing here is estimated.

BenchmarkScoreDetailSource
LMArena overall1373.3rank 181 · 26,805 votesLMArena leaderboard dataset · CC-BY-4.0
LMArena coding1405.8rank 169 · 5,516 votesLMArena leaderboard dataset · CC-BY-4.0
LMArena math1377.5rank 185 · 1,458 votesLMArena leaderboard dataset · CC-BY-4.0
GPQA Diamond———
LiveBench———
SWE-bench Verified———
Epoch Capability Index145.34143.33–147.11Epoch AI Capabilities & benchmarking · CC-BY-4.0

Provider prices

The list row is the price used for the value index. Other rows are the same model id on models.dev, plus the LiteLLM catalog price when we have one. A split quote is kept beside the list price.

QuoteProviderInput / 1MOutput / 1MBlendedSource
ListOpenAI$0.25$2.00$1.563models.dev · MIT
Also listedMerge Gateway$0.25$2.00$1.563models.dev · MIT
Also listedImpossibl$0.25$2.00$1.563models.dev · MIT
Also listedAI/ML API$0.25$2.00$1.563models.dev · MIT
LiteLLMopenai$0.25$2.00$1.563LiteLLM model_prices_and_context_window.json · MIT

Spec

Context400,000Max output128,000Inputtext, imageOutputtextReleased2025-08-07Open weightsNo

Spec fields are from the models.dev row for OpenAI.

Also from OpenAI