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Lightspeed Venture Partners

Lightspeed Venture Partners is a global venture capital firm investing from seed to growth stages across enterprise, consumer, fintech and AI startups.

Known aliases

  • Lightspeed

Relationships

No evidence-backed relationships are recorded.

Current stories

build2 publishers

ElevenLabs doubles its valuation to $22 billion in a $300 million employee share sale

ElevenLabs is valued at $22 billion, double its February mark, after employees sold $300 million of shares to investors led by Wellington and T. Rowe Price. Its usage evidence is a self-reported conversation count, and teams sizing voice automation still need completion rates the announcement did not include.

Reality

Evidence55
Adoption40
Hype gap+20
Incentives60
Confidence55
invest4 publishers

Lightspeed prices Temporal at 50 times revenue in a $550 million Series E

Temporal says its annualised revenue has passed $250 million and that its cloud processed more than 1.9 trillion actions in August. At the growth floors the company disclosed, volume is outrunning the revenue it produces.

Perspective Coverage

4 publishers
Builder
Builder 26%
Operator
Operator 23%
Investor
Investor 51%

Reality

Evidence55
Adoption70
Hype gap+20
Incentives70
Confidence60
invest3 publishers

Buildots valued at about $1 billion after funding round, without disclosing revenue

The $130 million round is all primary equity at an estimated $1 billion valuation, so roughly 13 percent of the company changed hands, and the recurring revenue it is priced against is described only as tens of millions of dollars.

Perspective Coverage

3 publishers
Builder
Builder 35%
Operator
Operator 28%
Investor
Investor 37%

Reality

Evidence42
Adoption61
Hype gap+34
Incentives79
Confidence63
invest4 publishers

Castelion's $1B round is priced like a factory, not a startup

A $13B valuation on $500M of booked military contracts, co-led by a bank, a buyout firm and a venture fund, is what defense industrial capital looks like when it stops being venture capital.

Perspective Coverage

4 publishers
Builder
Builder 14%
Operator
Operator 11%
Investor
Investor 75%

Reality

Evidence45
Adoption42
Hype gap+30
Incentives82
Confidence55

Earlier coverage

  1. Harvey raises $550m to post-train its own legal models on a Beijing lab's open weights

    Invest · September 10, 2026 · 1 publisher

  2. Lightfield raises $47m to rebuild the customer record agents read from

    Invest · September 10, 2026 · 1 publisher

  3. Harvey's $550m raise prices it at 38.75 times its own disclosed revenue

    Invest · September 9, 2026 · 1 publisher

  4. Harvey buys Guardrails AI to test agents left working on legal tasks for hours

    Product · September 9, 2026 · 1 publisher

  5. Investors are funding agentic-commerce rails ahead of the demand that would justify them

    Leadership · September 3, 2026 · 1 publisher

  6. a16z topped up software growth by 1.59 times the size of its whole new hardware fund

    Invest · September 1, 2026 · 1 publisher

  7. One Anthropic order, six times the price: Fractile's $6.5B mark arrives two years before its chips

    Invest · August 20, 2026 · 3 publishers

  8. Munich Re's reported $575M for At-Bay reprices cyber underwriting, if the deal is real

    Build · August 19, 2026 · 1 publisher

  9. Temporal talks $12B six months after $5B: durable execution is now agent infrastructure

    Build · August 18, 2026 · 1 publisher

  10. Lightspeed's Project Mercury puts the firm on both sides of the OpenAI price

    Product · August 15, 2026 · 1 publisher