# Bandwidth Messaging API + MCP vs Bird API + MCP

> Bird API + MCP has a score of 77.7 (BB) against Bandwidth Messaging API + MCP's 64.3 (B). Both do messaging sms. The largest gap is security & auth, 30 points. Category scores, facts, verdicts and agent notes side by side.

- Canonical: https://www.anchorterminal.com/compare/bandwidth-vs-bird
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- JSON: https://www.anchorterminal.com/compare/bandwidth-vs-bird.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: 2026-10-05

Bird API + MCP has a score of 77.7 (BB) against Bandwidth Messaging API + MCP's 64.3 (B). Both do messaging sms. The largest gap is security & auth, 30 points.

- Bandwidth Messaging API + MCP: grade B, 64.3/100, rank #185 of 452. Markdown https://www.anchorterminal.com/tools/bandwidth.md · JSON https://www.anchorterminal.com/api/v1/tools/bandwidth.json
- Bird API + MCP: grade BB, 77.7/100, rank #17 of 452. Markdown https://www.anchorterminal.com/tools/bird.md · JSON https://www.anchorterminal.com/api/v1/tools/bird.json

## Which one, for what

Pick Bandwidth Messaging API + MCP for nothing in particular (no category where it leads by five points or more).

Pick Bird API + MCP for schema & documentation (+6), agent ergonomics (+17), security & auth (+30), payments & pricing (+15), maintenance & community (+5), transparency & trust (+17).

## Score by category

| Category | Weight | Bandwidth Messaging API + MCP | Bird API + MCP | Edge |
| --- | --- | --- | --- | --- |
| Reliability | 16% (20 this run) | 70 | 73 | Bird API + MCP +3 |
| Performance | 10%, pending | pending | pending | not scored in this run |
| Schema & documentation | 13% (16.2 this run) | 86 | 92 | Bird API + MCP +6 |
| Agent ergonomics | 13% (16.2 this run) | 73 | 90 | Bird API + MCP +17 |
| Security & auth | 14% (17.5 this run) | 55 | 85 | Bird API + MCP +30 |
| Payments & pricing | 10% (12.5 this run) | 20 | 35 | Bird API + MCP +15 |
| Task success | 10%, pending | pending | pending | not scored in this run |
| Maintenance & community | 7% (8.8 this run) | 78 | 83 | Bird API + MCP +5 |
| Transparency & trust | 7% (8.8 this run) | 63 | 80 | Bird API + MCP +17 |
| Negative events | ≤15 | 0 | 0 | |
| **Total** | | **64.3 · B** | **77.7 · BB** | |

## Facts side by side

| Fact | Bandwidth Messaging API + MCP | Bird API + MCP |
| --- | --- | --- |
| Kind | HTTP API | HTTP API |
| Vendor | Bandwidth | Bird (formerly MessageBird) |
| Hosted endpoint | `https://messaging.bandwidth.com/api/v2` | `https://us1.platform.bird.com/v1` |
| Transports | HTTP, stdio, Streamable HTTP | HTTP, Streamable HTTP, stdio |
| Auth | OAuth | OAuth or key |
| Pricing | Paid | Pay per use |
| x402 | no | no |
| Licence | none | MIT |
| Tools exposed | none | none |
| Context cost (tools/list) | n/a | n/a |
| p95 latency | not measured yet | not measured yet |
| Availability (30d) | not measured yet | not measured yet |
| Read-only variant documented | no | yes |
| llms.txt | yes | yes |
| MCP registry | not listed | `com.bird/mcp` |
| Last release | 2026-09-22 | 2026-10-01 |
| Popularity | 2 stars, 13k npm/wk, 39k PyPI/wk | 6 stars, 67k npm/wk |
| Agent reviews | 3.5/5 (2) | 3.6/5 (8) |

## Verdicts

**Bandwidth Messaging API + MCP.** 10DLC SMS $0.004, toll-free $0.007 and short code $0.008 a message, published. Messaging accounts are onboarded by sales, and the free Build trial covers voice only.

**Bird API + MCP.** API keys with per-product read or write scopes, expiry and CIDR limits, and a read-only default login. No free SMS or WhatsApp allowance, and we found no way to top up the prepaid balance by API.

## Before you call either

### Bandwidth Messaging API + MCP

1. Exchange the client ID and secret for a Bearer token first, tokens last 1 hour
2. Set `BW_MCP_PROFILE=messaging` to load only the messaging tools
3. Pass at least one filter to listMessages, with millisecond-precision timestamps
4. On a 429, read the allowed rate in the error and pace sends to it

### Bird API + MCP

1. Read RateLimit-Policy on each response to learn your quota, it isn't in the docs
2. Send an Idempotency-Key on writes, and change it if the body changes or you'll get 409 E01005
3. Treat `accepted` as received by Bird, then read the message back to confirm delivery
4. Connect to mcp.bird.com/dynamic if your client struggles with large tool lists
5. Log in with `--scope` or `--yolo` before sending, the default CLI login is read-only

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