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  1. Models
  2. Text
  3. OpenAI

GPT 5 Pro

The highest performing version of the flagship model GPT 5 by OpenAI.

  • Reasoning
  • Vision

Added Oct 6, 2025

Pricing

Auto routing · per 1M tokens
Input
$15.00
Output
$120.00
Cache read
$1.50
Compare provider prices

Specifications

Context window
400K
Max output
128K

Benchmarks

Leaderboard results

BenchmarkScoreRank on NanoGPT
Epoch AI Benchmarking Hub

Epoch AI data, CC BY 4.0 · Updated Nov 12, 2026

Epoch Capabilities Index

151.2

#57 of 115

FrontierMath v2 (Tiers 1–3)

55.8%

#50 of 83

FrontierMath v2 (Tier 4)

19.5%

#50 of 67

Chess Puzzles

48.0%

#20 of 82

Filtered and ranked to models on NanoGPT.

Providers

Auto routing is available for this model. Explicit provider selection is not available.

Auto
Auto
Recommended
$15.00$120.00$1.50N/AN/A
Batch API
ProviderInputOutputCached input
OpenAI
OpenAIgpt-5-pro
$7.50/M$60.00/MN/A

Reliability

Related text models

Compare GPT 5 Pro with similar models from the same provider or model family.

GPT 6.1 Terra Pro

openai/gpt-6.1-terra-pro

GPT-6.1 Terra Pro uses the same underlying model as GPT-6.1 Terra with Pro reasoning mode enabled for higher-quality responses on complex tasks.

GPT 6.1 Sol Pro

openai/gpt-6.1-sol-pro

GPT-6.1 Sol Pro uses the same underlying model as GPT-6.1 Sol with Pro reasoning mode enabled for higher-quality responses on complex tasks.

GPT 6 Luna Pro

openai/gpt-6-luna-pro

GPT-6 Luna Pro uses the same underlying model as GPT-6 Luna with Pro reasoning mode enabled for higher-quality responses on complex tasks.

GPT 6 Sol Pro

openai/gpt-6-sol-pro

GPT-6 Sol Pro uses the same underlying model as GPT-6 Sol with Pro reasoning mode enabled for higher-quality responses on complex tasks.

GPT 6 Astra Pro

openai/gpt-6-astra-pro

GPT 6 Astra in Pro reasoning mode. Uses additional model work for difficult tasks, with higher latency and token usage at the same per-token rates. Reasoning effort remains independently configurable.

GPT 5.6 Luna Pro

openai/gpt-5.6-luna-pro

GPT-5.6 Luna with Pro reasoning mode. Pro mode performs more model work for difficult tasks; reasoning effort remains independently configurable and defaults to medium.