Speak Human API
## Speak Human API You've seen the output. Sentences that 'leverage cutting-edge solutions' and 'underscore the pivotal role of innovation.' Every paragraph ends with a generic flourish. Every heading is a question. The em dashes are everywhere. Your readers can smell it, and they stop reading. Speak Human strips those patterns and replaces them with something that sounds like a person actually…
Speak Human API endpoints
| Method | Endpoint | Description |
|---|---|---|
| health | ||
| GET |
healthCheck /health |
Verify the API is running. Returns status ok. |
| humanize | ||
| POST |
humanize /humanize |
Rewrites AI-generated text in a human voice. Strips 40+ AI writing patterns and applies a voice preset (casual, professional, technical, warm, blunt). Use mode=detect to get… |
| detect | ||
| POST |
detect /detect |
Scans text for AI writing patterns without rewriting. Returns each pattern found with category, trigger, excerpt, and priority fixes. Includes burstiness score (sentence length… |
| build-voice-profile | ||
| POST |
buildVoiceProfile /build-voice-profile |
Analyzes your own writing samples and extracts a voice profile capturing your sentence patterns, vocabulary, tone, and style. Use the returned profile with /humanize-with-profile… |
| humanize-with-profile | ||
| POST |
humanizeWithProfile /humanize-with-profile |
Rewrites text to match a specific person's voice, using a profile built by /build-voice-profile. Powered by Claude Sonnet for higher fidelity voice matching. This is the premium… |
Speak Human API pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | — |
|
| PRO | $8 / month | — |
|
| ULTRA | $16 / month | — |
|
| MEGA | $49 / month | — |
|