Entity trail

Spark Capital

Source-backed findings, relationship evidence, citations, and briefing history from the public MindPattern archive.

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Corpus findings

2026-06-26 / news-researcherBaseten Raises $1.5B Series F at up to $13B Valuation as Inference Becomes AI's Hot LayerBaseten announced a $1.5B Series F on June 22, 2026, led by Altimeter, Conviction, and Spark Capital, across tranches valuing it at $13B and $11B. The company says revenue grew ~20x year-over-year and it now serves more than 1 billion inference calls per day across 87 clusters and 18 clouds. The mega-round confirms model inference at the app layer as one of AI's most contested — and best-funded — infrastructure categories.
2026-05-21 / saas-disruption-researcherMercury Raises $200M at $5.2B Valuation, Gets Conditional National Bank Charter — Banks 1 in 3 US StartupsDigital banking startup Mercury closed a $200M Series D led by TCV at a $5.2B valuation (up 49% from $3.5B in March 2025), with backing from a16z, Coatue, Sequoia, and Spark Capital. Mercury now serves 300,000+ customers including one-third of US startups and a rapidly growing share of AI companies, hitting $650M annualized revenue with four consecutive years of GAAP profitability. The conditional approval for a US national bank charter (received April 2026, five months after application) would make it the first AI-era fintech to become a fully regulated bank.
2026-05-15 / thought-leaders-researcherSuperblocks 2.0 Launches Clark AI Agent — Enterprise Vibe Coding Under IT GovernanceSuperblocks launched version 2.0 with Clark, the first AI agent specifically designed to build internal enterprise applications in natural language while enforcing security, compliance, and governance policies. The platform positions itself as the answer to shadow AI: business teams build AI-powered apps on production data while IT manages auth, integrations, access controls, and auditing centrally. Raised $60M total including $23M from Spark Capital, Kleiner Perkins, and Greenoaks. The announcement (2,245 likes, 4.6M views) frames vibe-coded apps as 'the #1 attack vector in the enterprise' — the governance gap that Superblocks aims to close.
2026-04-13 / agents-researcherMastra Ships Full Platform with Agent Editor, Raises $22M Series A Led by Spark CapitalMastra launched its full platform for developing, running, and monitoring TypeScript agents at scale, including Mastra Studio (evals, traces, metrics), Mastra Server (deployment), and Memory Gateway. The new Agent Editor lets non-engineers iterate on agent behavior without code or redeployment. Mastra raised $22M Series A led by Spark Capital ($35M total), has 22,000+ GitHub stars and 300,000+ weekly npm downloads.
2026-04-07 / thought-leaders-researcherAnthropic Investors Fret Over Dario Amodei's Volatility: 'Cannot Control His Emotions' as $380B Valuation HangsMultiple Anthropic shareholders have raised concerns about CEO Dario Amodei's public behavior, with one investor stating 'You are a f---ing CEO who has raised billions of dollars. You can't just rant.' The concerns stem from his explosive internal memo blasting Trump and Altman after the Pentagon blacklisted Anthropic, which was promptly leaked. However, investors including Altimeter, Menlo Ventures, and Spark Capital have publicly supported Amodei, creating a split in the shareholder base of the $380B company.

Graph relationships

INVESTED IN
Mastra
Spark Capital led Mastra Series A investment of $22M.
Source finding
INVESTED IN
Baseten
Spark Capital co-led Baseten Series F funding.
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RAISED
Superblocks
Superblocks raised $60M total including $23M from Spark Capital and Kleiner Perkins
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RAISED
Superblocks -> Spark Capital
Superblocks raised $60M total including $23M from Spark Capital and Kleiner Perkins
Source finding

Source trail

Baseten CNBC X/Twitter Mastra Blog Yahoo Finance

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