Washington government spending records, one API call away.

Amalgament indexes 132,705 government spending records for Washington from 6 public sources, normalized into one schema and joined to the businesses and parcels behind them. Query them through one REST API and one MCP server, or scope any call to Washington with a single parameter.

Coverage in Washington

132,705 government spending records from 6 public sources.

Most recent record dated 2026-02-22. The /freshness endpoint reports every source's last pull.

Sources

• Washington
• King County, Washington

One call, scoped to WA

curl -H "X-API-Key: $OPENFOLIO_KEY" \
  "https://api.amalgament.com/search?q=consulting&dataset_type=gov_spending&jurisdiction=WA"

Common questions

How many government spending records does Amalgament have for Washington?

132,705 government spending records from 6 public sources in Washington, normalized into one schema and queryable in a single API call or MCP tool call.

Can I filter Amalgament to just Washington?

Yes. Pass jurisdiction=WA to the /search endpoint, or ask your MCP-connected agent for Washington, and results are scoped to Washington government spending records.

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