Math Solver API

Pricing

Documentation

curl -X POST "https://math-solver.p.apihiver.com/v1/evaluate" \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"expression": "2*x+3", "variables": {"x": 4}}'

{"error": {"code": "INVALID_INPUT", "message": "expression: Field required"}}

Math Solver API FAQ

Is the Math Solver API free?

Yes. The Basic plan is free and includes 500 requests per month — no card needed. Paid plans start at ₹299 per month for 10,000 requests.

How much does the Math Solver API cost?

Basic: free for 500 requests; Pro: ₹299/month for 10,000 requests; Ultra: ₹999/month for 50,000 requests; Mega: ₹2,499/month for 2,00,000 requests. Billing is monthly and you can cancel any time.

How do I use the Math Solver API?

Subscribe to a plan on APIHiver, create an API key in the Console, then send requests to https://math-solver.p.apihiver.com with your key in the X-API-Key header. You can also try every endpoint in the browser playground first.

What endpoints does the Math Solver API have?

It has 5 endpoints: Evaluate an expression to a number (POST /v1/evaluate); Solve an equation for a variable (POST /v1/solve); Differentiate an expression (POST /v1/derivative); Integrate an expression (indefinite, or definite with bounds) (POST /v1/integral); Simplify / expand / factor an expression (POST /v1/simplify).

What are the Math Solver API rate limits?

Basic: 2 requests per second; Pro: 5 requests per second; Ultra: 10 requests per second; Mega: 20 requests per second. Monthly quotas depend on the plan; every response includes X-RateLimit headers showing what's left.

Can I use one API key for the Math Solver API and other APIs?

Yes. One APIHiver key works for every API you subscribe to, so you don't need a separate account or key per provider.

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