Business/Productivity Software · San Francisco, CA · Founded 2023 · Privately Held (backing)
Developer of an interpretability tooling system designed to interpret and modify the internal representations of artificial intelligence models. Goodfire is based in San Francisco, CA and was founded in 2023. It was valued at $1.3 billion at its early-stage round in Feb 2026, the last priced event on record. It has raised $208 million across 1 recorded round; the latest was a $150 million Series B in Feb 2026.
PMV mark · valuation
$1.3B
Oct 2026
Priced at
its early-stage round
Feb 2026
Total raised
$207.5M
Last round
Early Stage VC (Series B)
Feb 2026
Cap table — not yet on record
Goodfire's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
Pro members can request priority coverage with a 48-hour turnaround.
Free account
More of Goodfire with a free account
·The complete investor list: 17 names
·Watch Goodfire: the Monday email on marks, rounds and moves