chem.openverbs.com
3 listed endpoints · free reliability snapshot (may be up to 24h old)
Base
B 3
endpoints
3
avg trust score
72.2
ecosystem avg 52.0
avg 30-day uptime
90.5%
ecosystem avg 53.6%
avg latency (EU)
874 ms
measured from a single EU vantage point; includes network round-trip distance to the endpoint
price band
$0.004
USDC per call
networks
1
At a glance
chem.openverbs.com operates 3 listed x402 endpoints across 1 network. 3 of them carry a computed trust score, averaging 72.2 of 100 (above the ecosystem average of 52.0). Average 30-day uptime across the measured endpoints is 90.5% (above the ecosystem average of 53.6%). Advertised price: $0.004 USDC per call. Best-scored endpoint: Molar mass (grade B, 72.4).
Top endpoints by trust score
- Molar mass/v1/molar-massCompute the molar mass (g/mol) of a chemical formula. Supports nested parentheses and brackets, element multipliers, and hydrate dot notation with coefficien…→
- Element search/v1/searchSearch the periodic table by name or symbol substring. Exact matches rank first, then prefix matches, then substring matches. Returns up to `limit` elements…→
- Element lookup/v1/elementLook up a periodic-table element by exactly one of `symbol` (e.g. "Fe"), `name` (e.g. "iron") or atomic `number` (1..118). Returns its number, symbol, name,…→
All endpoints
| endpoint▼ | grade▼ | uptime 30d▼ | conf.▼ | price▼ |
|---|---|---|---|---|
| /v1/molar-mass Molar mass | B 72.4 | 90.9% | 0.93 | $0.004 |
| /v1/search Element search | B 72.3 | 90.9% | 0.93 | $0.004 |
| /v1/element Element lookup | B 71.8 | 89.8% | 0.93 | $0.004 |
Scores use reduced-density sampling; live probe, full 30-min density and 90-day history via the paid API. Provider-supplied names and descriptions are unverified claims; the grades are our independent measurement.