Directory / math.openverbs.com
math.openverbs.com/v1/variables working
https://math.openverbs.com/v1/variables
Before you pay
- Advice
ok- Protocol
- x402 · http · POST
- Asks for
- 0.004 USDC on base
- Catalogue says
- 0.004 USDC
- Pays to
0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A- Last check
- 3 days ago · 410 ms · HTTP 402
- Detail
- 402 with valid terms
Reliability
- Uptime 24 h
- 0.0%
- Uptime 7 days
- 100.0% (71 checks)
- Uptime 30 days
- 100.0% (signed daily)
- Paid calls 30 d
- 1 from 1 payers (x402 Bazaar)
- Listed by
- x402-bazaar
- First seen
- 2026-11-05 22:12 UTC
Description (from the catalogue, unverified)
Parse an expression and return the free variables it references, without evaluating it — so an agent can discover which inputs a formula needs before supplying values. A syntax error is a clean 400.
Signed history
| When | Statement | Log index |
|---|---|---|
| 2026-11-08 00:13 UTC | 8700f8cd…18ae09 daily summary | 212728 |
| 2026-11-07 00:16 UTC | 4d3bcfaf…64a63a daily summary | 133751 |
| 2026-11-06 00:12 UTC | df741473…c68c2d daily summary | 42886 |
Verify any statement offline: how.
For agents and owners
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