Company
Spark Capital is a venture capital firm investing in early-stage technology startups, including software, fintech, and consumer internet companies.
Antseed launched a peer-to-peer inference marketplace that it says cuts frontier-model costs by up to 97% below official API prices. The figure is Antseed's own, so the first job for a team is to check it on work whose prompts it can afford to send to a stranger.
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Anthropic's IPO prospectus, reviewed by Reuters, could make the $965 billion Claude maker the first frontier AI lab to list. For teams building on Claude, a listing would put the finances and legal exposure of a core supplier in front of public investors.
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Rune says siting its RELIC module at a solar farm cuts auxiliary infrastructure cost by 85 percent. The saving covers the hardware around the servers, and the hours a plant can deliver are still the buyer's to work out.
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A $40 million Series A led by Spark Capital funds 8-by-8-foot modules that plug straight into solar panels and run on the midday surplus grids refuse. Rune puts the saving at about 90% per megawatt of capacity.
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Spark led a $26M round on the premise that buried-asset records can be bought once instead of chased per project. The one outcome number on offer comes from a customer's own study of paving it could have skipped.
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Vaughn Crowe has been underwriting manufacturing since 2020 and closed an $80 million second fund last year. The deals list on the same Fortune page totalled $545 million, and $395 million of that went to AI data-center work.
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Point72 Ventures and Spark Capital led a $1 billion Series E at roughly $10 billion. The money funds two clean-sheet rockets in parallel: Pathfinder in 2027 and the 14-engine Block 2 in 2029.
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Crunchbase counted four U.S. rounds of $1bn or more in one week. Tunneling, truck fleets and reusable rockets took $5.3bn of the $7.3bn, and the United Arab Emirates led the biggest check of the four.
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Spark Capital led a $120 million Series A at a $1 billion post-money valuation, putting TAR at $880 million before the cash arrived. The round discloses no contracted megawatts and no other investors.
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Piston sells loss prevention, priced off a single Wex estimate. The number a fleet can actually verify before signing is whether the stations on Piston's network sit on the routes its trucks already drive.
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TAR's off-grid mix of solar, wind, batteries and gas turbines costs more than grid power. What it sells is an earlier start date. The round closed as its first 20 megawatts came due.
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The corpus is 24.47 TB. The ground truth cost more than a quadrillion distance computations. What actually changes a procurement conversation is the YAML-configured harness, which also runs against two competing engines.
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The framework separates configuration choices that move a deployment along a latency and throughput frontier from advances that move the frontier itself, which is the distinction you need before trusting anyone's benchmark table.
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A published NVFP4 and speculative-decoding config turns a 27B open-weights model into something you can try to serve. The 206.1 tokens per second figure is single-stream and unreplicated.
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Mastra raised $22M led by Spark Capital and launched a hosted platform in the same post. The framework was the cheap part; the runtime is where platform vendors already live.
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