# o4-mini-deep-research

> For the complete documentation index, see [llms.txt](/llms.txt). Markdown versions of documentation pages are available by appending `.md` to the page URL.

> Faster, more affordable deep research model

Model ID: `o4-mini-deep-research`

o4-mini-deep-research is our faster, more affordable deep 
research model—ideal for tackling complex, multi-step research 
tasks. It can search and synthesize information from across the 
internet as well as from your own data, brought in through 
MCP connectors.

Learn more about how to use this model in our
[deep research](/api/docs/guides/deep-research) guide.

## Model details

- Default snapshot: `o4-mini-deep-research-2025-06-26`
- Input modalities: text, image
- Output modalities: text
- 200,000 context window
- 100,000 max output tokens
- Jun 01, 2024 knowledge cutoff
- Reasoning token support

## Pricing

Pricing is based on the number of tokens used, or other metrics based on the model type. For tool-specific models, like search and computer use, there’s a fee per tool call. See details in the [pricing page](/api/docs/pricing).

### Text tokens

| Metric | Price | Unit |
| --- | ---: | --- |
| Input | $2 | 1M tokens |
| Cached input | $0.5 | 1M tokens |
| Output | $8 | 1M tokens |

## Endpoints

| Endpoint | Route | Support |
| --- | --- | --- |
| Live | `v1/live/sessions` | Not supported |
| Chat Completions | `v1/chat/completions` | Not supported |
| Responses | `v1/responses` | Supported |
| Realtime | `v1/realtime` | Not supported |
| Realtime translation | `v1/realtime/translations` | Not supported |
| Realtime transcription | `v1/realtime/transcription_sessions` | Not supported |
| Assistants | `v1/assistants` | Not supported |
| Batch | `v1/batch` | Supported |
| Fine-tuning | `v1/fine-tuning` | Not supported |
| Embeddings | `v1/embeddings` | Not supported |
| Image generation | `v1/images/generations` | Not supported |
| Videos | `v1/videos` | Not supported |
| Image edit | `v1/images/edits` | Not supported |
| Speech generation | `v1/audio/speech` | Not supported |
| Transcription | `v1/audio/transcriptions` | Not supported |
| Translation | `v1/audio/translations` | Not supported |
| Moderation | `v1/moderations` | Not supported |
| Completions (legacy) | `v1/completions` | Not supported |

## Supported features

- streaming
- file_uploads
- image_input
- prompt_caching
- evals
- stored_completions

## Supported tools

Tools supported by this model when using the Responses API.

- web_search
- code_interpreter
- mcp

## Quick comparison

| Model | Input | Cached input | Output |
| --- | ---: | ---: | ---: |
| o4-mini-deep-research | $2 | $0.5 | $8 |
| o3 | $2 | $0.5 | $8 |
| o3-mini | $1.1 | $0.55 | $4.4 |

## Snapshots

Snapshots let you lock in a specific version of the model so that performance and behavior remain consistent. Below is a list of all available snapshots and aliases for o4-mini-deep-research.

- `o4-mini-deep-research-2025-06-26`

## Rate limits

Rate limits ensure fair and reliable access to the API by placing specific caps on requests, tokens, audio duration, or other usage within a given time period. Your usage tier determines how high these limits are set and automatically increases as you send more requests and spend more on the API.

### default

| Tier | RPM | TPM | Batch queue limit |
| --- | ---: | ---: | ---: |
| Tier 1 | 1,000 | 200,000 | 200,000 |
| Tier 2 | 2,000 | 2,000,000 | 300,000 |
| Tier 3 | 5,000 | 4,000,000 | 500,000 |
| Tier 4 | 10,000 | 10,000,000 | 2,000,000 |
| Tier 5 | 30,000 | 150,000,000 | 10,000,000 |