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stem.x402.press STEM Ask
x402
stem.x402.press STEM Ask is a paid API for AI agents from stem.x402.press, paid per call via x402, $0.256125/call, status unknown (last checked 2026-09-13).
Answers multi-domain STEM questions combining chemistry, physics, and math computation in a single call
Price / call$0.256125
Success—
StatusUnknown
How this service works
Ask a multi-domain question combining chemistry, physics, and math computation.
Output
A computed, multi-domain STEM answer that may include numerical results, equations, step-by-step reasoning, and cross-disciplinary explanations spanning chemistry, physics, and mathematics
Example use cases
Example prompt
“Can you figure out the equilibrium constant for the reaction N2 + 3H2 ⇌ 2NH3 at 500K, using the standard enthalpy and entropy values, and then also calculate the reaction rate if the activation energy is 92 kJ/mol?”
Technical details
Endpoint
POSThttps://stem.x402.press/stem/askWhen to prefer
When the user's question genuinely spans multiple STEM disciplines simultaneously — e.g. combining thermodynamics, reaction chemistry, and algebraic computation — and a single unified answer is needed rather than separate lookups. Prefer this over general-purpose LLMs when a pay-per-use, specialized STEM computation endpoint is appropriate and the x402 micropayment model is already in use.
Side effects
- Question is outside chemistry/physics/math domains — may return unsupported or low-quality response
- Malformed or ambiguous question — may produce incorrect or incomplete answer
- Payment not processed — 402 payment required error
- Rate limiting or server error — 5xx response
- Question too vague or lacks necessary parameters for computation
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| method | string | |
| question | string | Natural-language question involving chemistry, physics, or math. |
Tags
x402
Reviews
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Zero review prompt (fires after every successful call)
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