gpt-4.1-nano
OpenRouter · chat model
gpt-4.1-nano is listed here as a chat model from OpenRouter. This page shows simple API pricing, token limits, and capability flags so you can compare it with similar options.
Input
$0.1000 / 1M tokens
Output
$0.4000 / 1M tokens
Cached input
$0.0250 / 1M tokens
Context
32.8K
Quick read
Best for
Use this page when you need a fast view of cost, context size, and supported features before testing the model in your own workload.
Things to verify
Always check the provider page for discounts, cache pricing, region rules, and any model limits that may not appear in public metadata.
Pricing
| Item | Price |
|---|---|
| Input | $0.1000 / 1M tokens |
| Output | $0.4000 / 1M tokens |
| Cached input | $0.0250 / 1M tokens |
| Embedding | $0.1000 / 1M tokens |
Token limits
Context window
32.8K
Max input tokens
1.0M
Max output tokens
32.8K
Max tokens
32.8K
Capabilities
| Capability | Supported |
|---|---|
| Vision | ✅ |
| Function calling | ✅ |
| Parallel function calling | ✅ |
| Tool choice | ✅ |
| Prompt caching | ✅ |
| Reasoning | — |
| Response schema | ✅ |
| System messages | ✅ |
| Audio input | — |
| Audio output | — |
| Web search | — |
| PDF input | — |
| Video input | — |
Benchmarks
Most benchmark rows are attached to the base model family rather than this provider route. Open benchmark explorer
| Benchmark | Score | Metric | Scope | Checked | Source |
|---|---|---|---|---|---|
| AIME 2024 | 29.4% | accuracy (%) | Base model: gpt-4.1-nano (GPT-4.1 nano) | 2026-05-31 | Link |
| MMLU | 80.1% | accuracy | Base model: GPT-4.1 nano (gpt-4.1-nano) | 2026-05-31 | Link |
| GPQA | 50.3% | accuracy | Base model: GPT-4.1 nano (gpt-4.1-nano) | 2026-05-31 | Link |
| Aider Polyglot | 9.8% | pass rate | Base model: GPT-4.1 nano (gpt-4.1-nano) | 2026-05-31 | Link |
Sources
| Source links | |
| Pricing data | LiteLLM model cost map |
| Synced at | 2026-05-28 |
Docs
| Official docs |
Similar models
This list is ranked by overall similarity. Use filters to emphasize the lens that matters most for the replacement you are making.
Comparing from
| Model | Cost | Input shape | Features | Context | Why it is close |
|---|---|---|---|---|---|
| gpt-4.1-nano OpenRouter | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Current model Reference row |
| Model | Cost | Input shape | Features | Context | Why it is close |
|---|---|---|---|---|---|
| gpt-4.1-nano Azure | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Text + image covered Overall 92% |
| gpt-4.1-nano-2025-04-14 Azure | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Text + image covered Overall 92% |
| gpt-4.1-nano OpenAI | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext pdf
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Text + image covered Overall 89% |
| gpt-4.1-nano-2025-04-14 OpenAI | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext pdf
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Text + image covered Overall 89% |
| gpt-4.1-mini OpenRouter | In $0.4000 / 1M tokens Out $1.6000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Same provider Overall 85% |
| gpt-4.1-nano vercel_ai_gateway | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingTool choiceResponse schema | 32.8K | Text + image covered Overall 81% |
| gpt-4.1 OpenRouter | In $2.0000 / 1M tokens Out $8.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Same provider Overall 81% |
| gpt-4.1-mini Azure | In $0.4000 / 1M tokens Out $1.6000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Text + image covered Overall 77% |
| gpt-4.1-mini-2025-04-14 Azure | In $0.4000 / 1M tokens Out $1.6000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 32.8K | Text + image covered Overall 77% |
| openai OpenRouter | In $15.0000 / 1M tokens Out $60.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 100.0K | Same provider Overall 70% |
| gemini-2.0-flash-001 OpenRouter | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext audiovideo
Output: text | VisionFunction callingTool choiceResponse schema | 8.2K | Same provider Overall 70% |
| gemini-2.5-flash-lite vertex_ai-language-models | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext audiopdf
Output: text | VisionFunction callingParallel function callingTool choice | 65.5K | Text + image covered Overall 67% |
| claude-opus-4.5 OpenRouter | In $5.0000 / 1M tokens Out $25.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingTool choicePrompt caching | 32.0K | Same provider Overall 66% |
| claude-opus-4 OpenRouter | In $15.0000 / 1M tokens Out $75.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingTool choicePrompt caching | 32.0K | Same provider Overall 66% |
| gemini-2.0-flash vertex_ai-language-models | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext audiourl
Output: text | VisionFunction callingParallel function callingTool choice | 8.2K | Text + image covered Overall 65% |
| claude-3-5-sonnet vercel_ai_gateway | In $3.0000 / 1M tokens Out $15.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingTool choicePrompt caching | 8.2K | Text + image covered Overall 60% |
| claude-3-5-sonnet-20241022 vercel_ai_gateway | In $3.0000 / 1M tokens Out $15.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingTool choicePrompt caching | 8.2K | Text + image covered Overall 60% |
| claude-4.5-haiku replicate | In $1.0000 / 1M tokens Out $5.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | N/A | Text + image covered Overall 59% |
| gpt-4o OpenRouter | In $2.5000 / 1M tokens Out $10.0000 / 1M tokens | fileimagetext
Output: text | VisionFunction callingParallel function callingTool choice | 4.1K | Same provider Overall 57% |
| Llama-3.3-Nemotron-Super-49B-v1.5 deepinfra | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext
Output: text | Function callingTool choice | 131.1K | Partial I/O overlap Overall 55% Missing image |
| gemini-2.0-flash-001 deepinfra | In $0.1000 / 1M tokens Out $0.4000 / 1M tokens | fileimagetext audiocode
Output: text | Function callingTool choice | 1.0M | Text + image covered Overall 52% |
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