OpenAI model

GPT-5

GPT-5 is a OpenAI model listed in the NextModel catalogue for image understanding, multimodal chat workloads. Its listed price is $1.25 / 1M tokens input and $10 / 1M tokens output, with a 400k token context window.

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OpenAIPlatform curatedCatalog
ThinkingFunction CallingWeb SearchVision
Input price$1.25 / 1M tokens
Output price$10 / 1M tokens
Context length400k tokens
Max output8.2k tokens

What is GPT-5 in NextModel?

GPT-5 is a OpenAI model listed in the NextModel catalogue for image understanding, multimodal chat workloads. Its listed price is $1.25 / 1M tokens input and $10 / 1M tokens output, with a 400k token context window.

GPT-5 via NextModel: 400k-token context; $1.25 / 1M tokens in / $10 / 1M tokens out per 1M tokens. Capabilities: streaming, tool, json.

Best use cases

  • image understanding
  • multimodal chat

OpenAI-compatible code example

request.sh
curl https://api.nextmodel.app/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $NEXTMODEL_API_KEY" \
  -d '{"model":"openai/gpt-5","messages":[{"role":"user","content":"Reply with OK."}]}'

Switching models only changes the model field.

Try it in the playground

Similar alternatives

OpenAICatalogHealthytypical

GPT-4.1

GPT-4.1 via NextModel: 1M-token context; $2 / 1M tokens in / $8 / 1M tokens out per 1M tokens. Capabilities: streaming, tool, json.

$2 / 1M tokensInput$8 / 1M tokensOutput1MContext
Best forimage understanding, multimodal chat
StreamingTool callingJSON modeVision
Platform curatedCurated and maintained in the NextModel catalog
View details
OpenAICatalogHealthyfast

GPT-4.1 Mini

GPT-4.1 Mini via NextModel: 1M-token context; $0.4 / 1M tokens in / $1.60 / 1M tokens out per 1M tokens. Capabilities: streaming, tool, json.

$0.4 / 1M tokensInput$1.60 / 1M tokensOutput1MContext
Best forimage understanding, multimodal chat
StreamingTool callingJSON modeVision
Platform curatedCurated and maintained in the NextModel catalog
View details
OpenAICatalogHealthyfast

GPT-4.1 Nano

GPT-4.1 Nano via NextModel: 1M-token context; $0.1 / 1M tokens in / $0.4 / 1M tokens out per 1M tokens. Capabilities: streaming, tool, json.

$0.1 / 1M tokensInput$0.4 / 1M tokensOutput1MContext
Best forimage understanding, multimodal chat
StreamingTool callingJSON modeVision
Platform curatedCurated and maintained in the NextModel catalog
View details

Compare GPT-5

GPT-5 vs GPT-4.1GPT-5 vs GPT-4.1 MiniGPT-5 vs GPT-4.1 NanoGPT-5 vs GPT-4oGPT-5 vs GPT-4o-mini

Reading

Articles that explain GPT-5

FAQ

GPT-5 API questions

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