Chemaxon Calculator API

The Calculator API from Chemaxon — 25 operation(s) for calculator.

GitHub OpenAPI

Operations 25

POST /rest-v1/calculator/batch/calculate Proceed multiple calculations on multiple structures #
POST /rest-v1/calculator/calculate Proceed multiple calculations on a single structure #
POST /rest-v1/calculator/calculate/bbb BBB calculation #
POST /rest-v1/calculator/calculate/charge Charge calculation #
POST /rest-v1/calculator/calculate/cns-mpo CNS MPO calculation #
POST /rest-v1/calculator/calculate/conformer Conformer calculation #
POST /rest-v1/calculator/calculate/elemental-analysis Elemental analysis calculation #
POST /rest-v1/calculator/calculate/hbda HBDA calculation #
POST /rest-v1/calculator/calculate/herg-activity hERG activity calculation #
POST /rest-v1/calculator/calculate/herg-class hERG class calculation #
POST /rest-v1/calculator/calculate/hlb HLB number calculation #
POST /rest-v1/calculator/calculate/isoelectric-point Isoelectric point calculation #
POST /rest-v1/calculator/calculate/logd LogD calculation #
POST /rest-v1/calculator/calculate/logp LogP calculation #
POST /rest-v1/calculator/calculate/major-microspecies Major microspecies calculation #
POST /rest-v1/calculator/calculate/nmr NMR calculation #
POST /rest-v1/calculator/calculate/partial-elemental-analysis Partial elemental analysis calculation #
POST /rest-v1/calculator/calculate/pka pKa calculation #
POST /rest-v1/calculator/calculate/pka-distribution pKa distribution calculation #
POST /rest-v1/calculator/calculate/polar-surface-area Polar surface area (PSA) calculation #
POST /rest-v1/calculator/calculate/solubility Solubility calculation #
POST /rest-v1/calculator/calculate/stereoisomer Stereoisomer calculation #
POST /rest-v1/calculator/calculate/tautomerization-canonical Canonical-Tautomerization calculation #
POST /rest-v1/calculator/calculate/tautomerization-dominant Dominant-Tautomerization calculation #
POST /rest-v1/calculator/calculate/topology-analyser Topology analyser calculations #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/chemaxon:chemaxon-calculator-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

chemaxon-calculator-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: Chemaxon Calculator API
  version: 26.1.3
  description: 'Operations tagged Calculator across 2 of this provider''s published API definitions: chemaxon-calculations-openapi.json, chemaxon-calculations-openapi.yml. Each path carries the servers of the definition it was published in.'
servers:
- url: https://jchem-microservices.chemaxon.com/jws-calculations
tags:


# --- truncated at 32 KB (132 KB total) ---
# Full source: https://artifacts.apis.io/chemaxon/openapi/chemaxon-calculator-api-openapi.yml