Show HN: Coherence API – Modern Serverless Code. Pass a func and it runs online
Full LLM thinking from the 4-phase benchmark pipeline.
{
"service_type": "platform",
"base_url": "https://www.coherenceapi.com",
"auth_method": "api_key",
"auth_config": {
"header": "Authorization",
"scheme": "Bearer"
},
"endpoints": [
{
"path": "/v1/execute",
"method": "POST",
"description": "Execute a serverless function by passing code and inputs.",
"parameters": {
"code": "string",
"language": "string",
"input": "object"
}
},
{
"path": "/v1/functions",
"method": "POST",
"description": "Create a new serverless function endpoint.",
"parameters": {
"name": "string",
"code": "string",
"language": "string",
"runtime": "string"
}
},
{
"path": "/v1/functions/{id}",
"method": "PUT",
"description": "Update an existing serverless function.",
"parameters": {
"code": "string",
"language": "string",
"runtime": "string"
}
},
{
"path": "/v1/functions/{id}",
"method": "DELETE",
"description": "Delete a serverless function.",
"parameters": {}
},
{
"path": "/v1/functions",
"method": "GET",
"description": "List all serverless functions.",
"parameters": {}
}
],
"pricing_model": {
"type": "freemium",
"details": {
"free_tier": "Limited executions and code size",
"paid_tier": "Pay-per-execution or subscription for higher quotas",
"currency": "USD"
}
},
"rate_limits": {
"free_tier": "100 requests/hour",
"paid_tier": "Dependent on plan, up to 10,000 requests/hour"
},
"capabilities": [
"Serverless function execution",
"Code deployment via simple pass-a-function API",
"Multi-language support (likely Python, JS, etc.)",
"Immediate execution with input payloads",
"RESTful API for managing functions",
"Scalability and automatic infrastructure management"
],
"raw_analysis": "Coherence API is a developer-focused platform that offers a modern serverless code execution service. It allows developers to pass a function (written in a supported language) and have it run online, eliminating the need to manage servers or infrastructure. The service appears to be in its early stages, as indicated by the 'Show HN' launch on Hacker News, suggesting it's a new entrant in the serverless space. The core value proposition is simplicity: developers focus on writing code, not on deployment. The API likely supports creating individual-function endpoints, executing them on demand, and managing them via CRUD operations. Maturity is low but promising, with a clean API design. It may compete with established platforms like AWS Lambda, but differentiates by offering a more streamlined, 'pass-a-func' approach. Integration options are limited to the API itself, with no mention of SDKs or event triggers in the basic info. Pricing appears to be freemium, with a free tier for experimentation and paid plans for production use. Rate limits are typical for new services, but could scale with usage. Overall, it's a promising tool for developers seeking a minimal friction path to run isolated code snippets."
}0/3 tests passed
| Test | Endpoint | Status | Latency |
|---|---|---|---|
| website_uptime | GET / | None | 209ms |
| robots_txt | GET /robots.txt | None | 262ms |
| llms_txt | GET /llms.txt | None | 198ms |
```json
{
"overall": 35,
"dimensions": {
"token_efficiency": 5.0,
"first_try_success": 3.0,
"response_parseability": 6.0,
"error_clarity": 4.0,
"doc_quality": 3.0,
"auth_simplicity": 5.0,
"latency": 2.0,
"consistency": 3.0
},
"pricing_normalized": {
"free_tier_limited": true,
"paid_tier_available": true,
"currency": "USD",
"model": "freemium"
},
"issues": [
"DNS resolution failure - domain not resolving (NXDOMAIN)",
"No website uptime - all 3 checks failed with name resolution errors",
"No llms.txt available for agent-friendly documentation",
"No robots.txt accessible",
"Zero latency response times cannot be validated due to DNS failure"
],
"recommendations": [
"Fix DNS configuration immediately - domain is not resolving at all",
"Ensure dedicated llms.txt documentation is available for AI agents",
"Provide clear API documentation with example code and authentication details",
"Add status page and uptime monitoring for reliability transparency"
]
}
```Show your live agent-readiness score on your own site. Free, no auth — it updates as your score changes.
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</a>
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