OpenAIactive

GPT-5

gpt-5

First GPT-5 model. Major leap in reasoning and instruction following.

Context Window

256K

tokens

Max Output

32.8K

tokens

Input Price

$3.00

per 1M tokens

Output Price

$18.00

per 1M tokens

Details

Familygpt-5

Training Cutoff2025-06-01

ReleasedAugust 7, 2025

Capabilities

VisionFunctionsStreamingJSON ModeCodeReasoningTool UseMultimodal

Documentation

https://api.openai.com/v1/chat/completions

Evaluation Scores(6 benchmarks)

HumanEvalFunction-level Python code generation

90.5%

MATH-500Competition-style math

88%

MMLU-ProHarder successor to MMLU

80%

GPQA DiamondPhD-level science questions

68%

SWE-bench VerifiedResolving real GitHub issues

45%

Quick Access

curl pikaainews.com/api/models/openai-gpt-5

npx pika-models info openai-gpt-5

Get API Access

Official

OpenAI

Official OpenAI API. Direct access to GPT, o-series, DALL-E.

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