GPT-5 Pro
GPT-5 Pro is worth evaluating for coding, rag, and agents when its provider route and context window match the workload.
Use it for
- Teams evaluating coding, rag, and agents
- Workloads that can use a 400k context window
- Buyers comparing 2 tracked provider routes
Do not use it for
- Workloads where another current model has stronger sourced task evidence
- Family
- GPT-5
- Released
- 2025-10-01
- Context
- 400k
- Architecture
- Decoder Only
- Knowledge cutoff
- 2024-09
- Specialization
- general
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
- Training
- Pretrained
Cheapest of 2 routes · OpenRouter
About
GPT-5 Pro is OpenAI's most advanced GPT-5 tier, offering major improvements in reasoning, code quality, and user experience for enterprise and power-user applications at 400K context.
GPT-5 Pro is a proprietary model in the GPT-5 family. The structured metadata tracks a 400k-token context window, multimodal input, function calling, tool use, structured outputs, and code execution. This page tracks provider routes through Vercel AI Gateway and OpenRouter, with the cheapest tracked route listed at $15 input and $120 output per 1M tokens. No headline benchmark score is tracked for GPT-5 Pro yet.
Top use-case fit: coding, agents, and build tasks
Coding
Included by capability and metadata signals in the decision map.
RAG
Included by capability and metadata signals in the decision map.
Agents
Included by capability and metadata signals in the decision map.
Provider price ladder
Compare all 2Compare API pricing across 2 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| OpenRouter | $15.00 | $120.00 | Serverless |
| Vercel AI Gateway | $15.00 | $120.00 | Serverless |
Capabilities
Benchmark peer barsfor Coding
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.
Compare GPT-5 Pro with other models
Comparison and alternatives
Browse all comparisons →Frequently asked questions
What is the context window of GPT-5 Pro?
GPT-5 Pro has a context window of 400k tokens.
How much does GPT-5 Pro cost?
GPT-5 Pro is available at $15/1M input tokens through Vercel AI Gateway.
When was GPT-5 Pro released?
GPT-5 Pro was released on 2025-10-01.
Which providers offer GPT-5 Pro?
GPT-5 Pro is available from 2 providers: Vercel AI Gateway, OpenRouter.
Cheapest of 2 routes · OpenRouter