# Find related research papers

Expand from a seed paper to similar papers, papers that cite it, or its references, ranked against a stated intent.

|  |  |
| --- | --- |
| Tool id | `firecrawl.research-related-papers` |
| Platform | [Web search](https://www.orcarouter.ai/tools/web-search.md) |
| Capability | [Other tools](https://www.orcarouter.ai/tools/web-search/other.md) |
| Price | $0.011 per call |
| Health | OK |
| p50 latency | — |
| Success (7 days) | — |
| Runs (30 days) | 1 |
| Idempotent | yes |
| Data class | unclassified |

## Input

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | string | yes | Seed paper reference, e.g. arxiv:1706.03762. |
| `intent` | string | yes | Natural-language intent used to rank the related papers. |
| `k` | integer | yes | Number of related papers to return (1-10). |
| `anchor` | string | no | One additional seed paper reference. |
| `mode` | string | no | Expansion mode (default similar). |
| `rerank` | boolean | no | Apply an extra rerank over the fused candidates. |

## Call it

```bash
curl -sS https://api.orcarouter.ai/v1/tools/firecrawl.research-related-papers/run \
  -H "Authorization: Bearer $ORCAROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"input":{"id":"<id>","intent":"<intent>","k":"<k>"}}'
```

```python
import os, requests

resp = requests.post(
    "https://api.orcarouter.ai/v1/tools/firecrawl.research-related-papers/run",
    headers={"Authorization": f"Bearer {os.environ['ORCAROUTER_API_KEY']}"},
    json={"input":{"id":"<id>","intent":"<intent>","k":"<k>"}},
)
print(resp.json())
```

## Alternatives

| Tool | Source | Price | Health |
| --- | --- | --- | --- |
| [Search the developer index](https://www.orcarouter.ai/tools/web-search/other/developer-search.md) | — | $0.011 per call | OK |
| [Read a research paper](https://www.orcarouter.ai/tools/web-search/other/research-paper.md) | — | $0.011 per call | OK |
| [Search research papers](https://www.orcarouter.ai/tools/web-search/other/research-search-papers.md) | — | $0.011 per call | OK |
| [Search the open web](https://www.orcarouter.ai/tools/web-search/other/web-search.md) | — | $0.011 per call | OK |

## FAQ

### How much does Find related research papers cost?

Find related research papers costs $0.011 per call: 1,000 calls cost $11.00.

### What does a $10 budget buy with Find related research papers?

About 909 calls at $0.011 per call.

### What inputs does Find related research papers need?

Required inputs: id, intent, k.

### How do I call Find related research papers?

Send POST /v1/tools/{id}/run with your OrcaRouter API key and a JSON body {"input": {…}}, where {id} is the tool id POST /v1/tools/discover returns for it.

---

Markdown version of https://www.orcarouter.ai/tools/web-search/other/research-related-papers