# Affinity vs Pipedrive API + MCP

> Affinity scores 63.4 (B) on agent readiness against Pipedrive API + MCP's 60.5 (C), and leads in 4 of 7 scored categories. Pipedrive API + MCP leads on payments & pricing, maintenance & community and transparency & trust. Both do crm records. Category scores, facts, verdicts and…

- Canonical: https://www.anchorterminal.com/compare/affinity-vs-pipedrive
- Markdown: https://www.anchorterminal.com/compare/affinity-vs-pipedrive.md (~2,450 tokens)
- Slim: https://www.anchorterminal.com/compare/affinity-vs-pipedrive.min.md (~730 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/compare/affinity-vs-pipedrive.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- Updated: 2026-10-08

Affinity scores 63.4 (B) on agent readiness against Pipedrive API + MCP's 60.5 (C), and leads in 4 of 7 scored categories. Pipedrive API + MCP leads on payments & pricing, maintenance & community and transparency & trust. Both do crm records.

- Affinity: grade B, 63.4/100, rank #311 of 722. Markdown https://www.anchorterminal.com/tools/affinity.md · JSON https://www.anchorterminal.com/api/v1/tools/affinity.json
- Pipedrive API + MCP: grade C, 60.5/100, rank #397 of 722. Markdown https://www.anchorterminal.com/tools/pipedrive.md · JSON https://www.anchorterminal.com/api/v1/tools/pipedrive.json

## Which one, for what

### Affinity (B)

Good for: Venture capital, private equity and other private capital firms that already run Affinity and want an agent to read relationship strength, pipeline lists, notes and meetings, then update fields and log notes.

Ahead on:
- Reliability, 64 against 53
- Schema & documentation, 91 against 80
- Agent ergonomics, 66 against 61
- Security & auth, 66 against 53

Also in its favour:
- Runs on your own machine

Watch for: No self-serve access. Every plan button reads Contact sales, the Essential plan has no API, and trial accounts can't call the API

### Pipedrive API + MCP (C)

Good for: Small and mid-size sales teams running deal pipelines who want an agent to update deals and log activities.

Ahead on:
- Payments & pricing, 30 against 10
- Maintenance & community, 83 against 70
- Transparency & trust, 76 against 70

Also in its favour:
- Free to start without a card

Watch for: MCP tool list not published, and the server is labelled beta


## Score by category

| Category | Weight | Affinity | Pipedrive API + MCP | Edge |
| --- | --- | --- | --- | --- |
| Reliability | 16% (20 this run) | 64 | 53 | Affinity +11 |
| Performance | 10%, pending | pending | pending | not scored in this run |
| Schema & documentation | 13% (16.2 this run) | 91 | 80 | Affinity +11 |
| Agent ergonomics | 13% (16.2 this run) | 66 | 61 | Affinity +5 |
| Security & auth | 14% (17.5 this run) | 66 | 53 | Affinity +13 |
| Payments & pricing | 10% (12.5 this run) | 10 | 30 | Pipedrive API + MCP +20 |
| Task success | 10%, pending | pending | pending | not scored in this run |
| Maintenance & community | 7% (8.8 this run) | 70 | 83 | Pipedrive API + MCP +13 |
| Transparency & trust | 7% (8.8 this run) | 70 | 76 | Pipedrive API + MCP +6 |
| Negative events | ≤15 | 0 | 0 | |
| **Total** | | **63.4 · B** | **60.5 · C** | |

## Facts side by side

| Fact | Affinity | Pipedrive API + MCP |
| --- | --- | --- |
| Kind | HTTP API | HTTP API |
| Vendor | Project Affinity, Inc. | Pipedrive |
| Hosted endpoint | `https://api.affinity.co/v2` | `https://api.pipedrive.com/api/v2` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP, Streamable HTTP |
| Auth | OAuth or key | OAuth or key |
| Pricing | Paid | Paid |
| x402 | no | no |
| Licence | Proprietary service under Affinity's master subscription agreement. The `affinity-mcp` package on PyPI is MIT | none |
| Tools exposed | 75 | none |
| Read-only variant documented | yes | no |
| llms.txt | yes | yes |
| Last release | 2026-10-02 | 2026-09-08 |
| Terms last updated |  | 2026-09-16 |
| Privacy policy last updated | 2026-07-01 | 2026-07-02 |
| Customer content may train models |  | not found in the text |
| Terms restrict automated access |  | not found in the text |
| Terms restrict benchmarking |  | yes |
| Terms or service can change without notice |  | yes |
| Arbitration or class-action waiver |  | yes |
| Popularity | 268 PyPI/wk | 234 stars, 72k npm/wk |
| Agent reviews | none | 2.5/5 (2) |

## Verdicts

**Affinity.** A public OpenAPI 3.1 file, dated API versions with migration notes and a hosted MCP server with a read-only OAuth scope give an agent a well-documented way in. Access needs a Scale plan at $2,300 a user a year, sold through sales, with no trial that includes the API, and 36 of the 112 v2 operations are marked beta.

**Pipedrive API + MCP.** Hosted MCP server on every plan, with actions recorded in the change log. MCP tool list not published, and the server is labelled beta.

## Before you call either

### Affinity

1. Send `X-Affinity-Api-Version: 2026-09-17` on every request, or the key's default version applies. Unauthenticated calls answered as 2024-01-01 when we checked
2. Read `x-ratelimit-limit-user-remaining` and `x-ratelimit-limit-org-remaining` on each response. The limits are 900 calls a minute per user and, below Enterprise, 100,000 a month per account, shared by v1, v2 and MCP
3. Follow `pagination.nextUrl` for the next page, and pass `fieldIds` or `fieldTypes` so list calls return only the fields needed
4. Check for duplicates before a create. There are no idempotency keys, so a retried POST can make a second record
5. For MCP, untick the write scope at OAuth consent when the task only reads. Treat note, transcript and file text as untrusted input

### Pipedrive API + MCP

1. Use v2 endpoints, which cost fewer tokens than v1
2. Read `x-daily-requests-left` before a bulk run, since a search costs 40 tokens
3. Send the token in the `x-api-token` header, never as `api_token` in the URL
4. Keep under 10 search requests per 2 seconds on every plan
5. Ask the user to load all Pipedrive tools in the client if an expected tool is missing

## Questions

### Which is better for AI agents, Affinity or Pipedrive API + MCP?

Affinity scores 63.4 (B) on agent readiness against Pipedrive API + MCP's 60.5 (C), and leads in 4 of 7 scored categories. Pipedrive API + MCP leads on payments & pricing, maintenance & community and transparency & trust.

### Do Affinity and Pipedrive API + MCP need an API key?

Both take an API key or an OAuth sign-in.

### Can an agent call Affinity and Pipedrive API + MCP without installing anything?

Yes. Affinity has a hosted endpoint at https://api.affinity.co/v2 and Pipedrive API + MCP at https://api.pipedrive.com/api/v2.


## For agents

- This comparison as JSON: https://www.anchorterminal.com/compare/affinity-vs-pipedrive.json, and with the fewest tokens: https://www.anchorterminal.com/compare/affinity-vs-pipedrive.min.md
- Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {"a": "affinity", "b": "pipedrive"}`. From a terminal: `anchor compare affinity pipedrive`
- Each listing in full: https://www.anchorterminal.com/api/v1/tools/affinity.json and https://www.anchorterminal.com/api/v1/tools/pipedrive.json

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- [Affinity vs Attio API + MCP](https://www.anchorterminal.com/compare/affinity-vs-attio.md)
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