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Goodfire

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

Goodfire key facts

as of Oct 2026
  • Developer of an interpretability tooling system designed to interpret and modify the internal representations of artificial intelligence models.
  • Goodfire is valued at approximately $1.3B as of Oct 2026, set at its early-stage round, Feb 2026; nothing has traded since, per PrivateMarketView’s mark.
  • It has raised $207.5M across 1 recorded rounds; the latest was Early Stage VC (Series B) ($150.0M) in Feb 2026.
  • Notable investors include Lightspeed Venture Partners, Salesforce Ventures, Menlo Ventures, South Park Commons, B Capital Group — 17 tracked in total.
  • Status: Privately Held (backing).
PrivateMarketView mark
MEDIUM confidence
$1.3B

Valued at $1.3B at its early-stage round, Feb 2026. Nothing has traded since.

set by its last priced roundas of Oct 2026question about this number?
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Goodfire funding rounds

1 rounds
Feb 2026Early Stage VC (Series B)$150.0M▮
Full funding history →

Goodfire valuation

Goodfire was valued at $1.3 billion at its early-stage round in Feb 2026. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Goodfire raised?

Goodfire has raised $208 million in total; 1 of its rounds is on record. The largest on record was a $150 million Series B in Feb 2026.

Goodfire investors

17 investors are on record for Goodfire, including Lightspeed Venture Partners, Salesforce Ventures, Menlo Ventures and South Park Commons. By type, the record holds 10 venture capital firms and 1 angel investor. The Series B in Feb 2026 drew 8 investors.

Comparable companies

Comparable business/productivity software names by valuation on PrivateMarketView: Instabase ($1.3 billion), Hightouch ($1.2 billion) and Torq ($1.2 billion).

About Goodfire

Developer of an interpretability tooling system designed to interpret and modify the internal representations of artificial intelligence models. The company offers neuron-level access, natural language annotation, and behavior programming features, enabling researchers and developers to examine model reasoning, adjust outputs, and refine performance.

Industry
Business/Productivity Software
Sector
Information Technology
HQ
San Francisco, CA, United States
Founded
2023
Employees
50
Ownership
Privately Held (backing)

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