Accepted into NVIDIA Inception Program for private AI development.

Manticore protocol launches as a second MPC protocol optimized for high-performance in honest-but-curious environments, complementing Cerberus for different security assumptions. Cerberus demonstrates 10000x faster performance than Fully Homomorphic Encryption (FHE).

Pythiamarkets, built on Arcium, wins the university track at the Colosseum Cypherpunk Hackathon for encrypted information markets.

Umbra protocol attracts $155M in MetaDAO commitments on Arcium infrastructure. C-SPL (Confidential SPL Token Standard) and Cerberus Protocol launch with benchmarks showing 16,000x+ speedup over FHE for key operations.

C-SPL confidential token standard launches with encrypted balances and transfer amounts for Solana tokens. Cerberus Protocol debuts as first practical dishonest majority protocol for zero-trust.

Loyal launches LoyalApps, a Telegram miniapp for private payments built on Arcium, MagicBlock, and Nillion, allowing users to send SOL through Telegram handles with encryption and no gas fees for receivers.

Launch scheduled for 2026 according to project announcement.

Workshop session on Arcium and LLM research scheduled for December 12 at 1pm at Colosseum's Solana Conference workspace.

Arcium is the title sponsor for MTN 2025 event.

Keynote presentation scheduled for December 13 at 11:05am on day 3 of Solana Breakpoint conference in Abu Dhabi, highlighting gMPC technology.

Umbra SDK goes live on Solana mainnet with private transfer and swap capabilities for developers. New Umbra Wallet launches alongside the SDK.

Version 0.5.1 releases as the Mainnet Alpha Release Candidate, featuring new fee models, enhanced hash security, improved MPC performance, and upgraded developer tooling.

Stealf Finance builds Solana's first neobank powered by Arcium, offering fully anonymous transactions with zero fees and full self-custody.

Arcium sponsors the world's biggest privacy hackathon with submissions now live.

Pythiamarkets builds encrypted prediction markets using Arcium's confidential computing technology to enable private trading signal access for sponsors without public visibility.

ARCIUM mainnet launch expected around December 19, 2025, during the same week as Umbra mainnet launch.

Arcium incubated Umbra, a privacy SDK/layer for Solana with 62+ projects signed up for SDK integration and 6,000+ users in closed beta, with mainnet launching in a couple of days.

An0nmesh, winner of the Arcium x Colosseum Cypherpunk Bounty, launches as a production application using Arcium's MPC network with Android APK now live and iOS TestFlight opening December 2025. The application provides offline Solana payments through Bluetooth mesh networking powered by Arcium's distributed compute layer across 32 to 64 nodes.

Arcium announces no airdrop distribution, confirming only Retroactive Token Grants with first RTG Recognition Event at Mainnet Alpha launch followed by subsequent waves, while hinting mainnet launch coming soon.

Trader positions in $UMBRA claiming it is the only way to get Arcium exposure; UMBRA mainnet launches in two weeks as an SDK privacy layer for Solana with top Solana projects already building on the SDK.

Arcium announces the launch of its RTG Platform today, positioning this as an alternative approach to traditional airdrops.

Multiple teams are building and launching on the platform pre-mainnet, showing ecosystem growth ahead of mainnet launch.

Hackathon completes with 129 participants building on Arcium, winners announced across privacy-focused categories including prediction markets, dark pools, and DeFi applications.

CEO explains C-SPL, a new token standard built for privacy, in the first episode of Solana Signal Series launching tomorrow.

CEO appears in Solana Signal Series interview ahead of Breakpoint conference, with first episode releasing tomorrow.

Arcium named among key confidential compute protocols at institutional-focused Chainlink SmartCon conference in New York, which was attended by governments, institutions, major funds, and a16z.

Influencer @0xMert_ actively champions Arcium alongside other Solana privacy projects as the privacy sector experiences momentum.

Arcium backs $Loyal, a privacy coin project being incubated by Magic, with Meta also listed as a backer.

Stealf Finance, an encrypted neobank building on Arcium, has opened its waitlist for beta testing.

Phase 2 launches while Umbra completes historic ICO and Arcium-powered projects show high turnout for Colosseum submissions.

Specific projects building on the platform include Melee Markets, CrunchDAO, and Vanish Trade, while Umbra Privacy gains traction using Arcium for core privacy functionality.

Arcium participates in Solana on Wall Street event today as part of Renaud Partners portfolio showcase.

The project has rebranded to Arcium.

The project secured $9M funding from Greenfield Capital and Coinbase Ventures, reveals token ticker $ARX with token burn mechanism tied to computation fees, and has 12 apps live on testnet with 25+ projects building.

Arcium has an upcoming Token Generation Event (TGE) that crypto traders are monitoring.

The project rebrands by dropping "HQ" from its name, now operating as just "Arcium."

Arcium Mainnet launches in Q1. Founder returns $150M out of $155M committed in presale to investors.

Loyal HQ, a private AI project powered by Arcium, launches MetaDAO token sale running until October 21 with a $500k minimum raise, following the same model as Umbra Privacy.

Developers build poker game using Arcium for the Solana Devrel Hackathon, showcasing encrypted computing applications for onchain games.

Phase 2 of the network is fully featured and available for developers building in the Solana Cypherpunk Hackathon, with submission deadline in 2 weeks.

Umbra Privacy's MetaDAO token sale reaches $155M in commitments from 10,519 participants, representing record-breaking participation and a significant increase from the $57M previously reported.

Umbra privacy protocol powered by Arcium hits $2 ATH and currently trades at ~$1.8, following 206x oversubscribed ICO.

Umbra Privacy, powered by Arcium, reaches a total of $57M raised through its MetaDAO token sale, substantially exceeding the previously reported $8M-$8.3M figure from October 7.

The project supports developers building encrypted applications at the Colosseum Cypherpunk Hackathon, offering technical and go-to-market assistance.

Renaud Partners publishes a deep dive analysis on the project, referring to it as a portfolio company and highlighting its fully distributed stack for encrypted computation.

Phase 2 of testnet goes live with permissionless node operation and multiple test applications across DeFi, Gaming, AI, and Consumer categories, while node operators with consistent uptime may qualify for future rewards.

Umbra raises $8M-$8.3M in its MetaDAO token sale, exceeding the $750K target by over 1000% within hours, with the heavily oversubscribed round remaining open until October 10.

The planned token sale on MetaDAOProject has been completed with reported massive success.

Stealf Finance, a zero-knowledge neobank, launches on Arcium's encryption infrastructure built on Squads Protocol, demonstrating continued ecosystem expansion into decentralized banking use cases.

Umbra privacy transfers now open to all users across web and mobile platforms, while node deployment becomes permissionless with no incentives (mission-driven only).

Arcium-powered Umbra Privacy launches token sale next week on MetaDAOProject with $750k target raise, demonstrating ecosystem expansion as projects build on Arcium's confidential computing infrastructure for private Solana transactions.

Major institutional backing revealed including Coinbase and Jump Trading, along with support from prominent crypto figures Balaji, Toly, and Mert.

Public Testnet Phase 2 launches with a suite of encrypted applications on Solana.

External analyst highlights the project as one of the main Privacy/ZK-based projects to focus on for Q4 2025 in a bullish sector analysis.

Team heads to Mumbai for Solana APEX and OnlyDevs events, featuring stage presentations and ground presence.

Sponsors DeFi Track with $75K prize pool at the live Solana Cypherpunk Hackathon, targeting developers building protocols beyond legacy rails.

The project enters Colosseum's Cypherpunk Hackathon on Solana featuring $2.5m investment pool for winners, with additional details coming September 25th.

C-SPL (Confidential SPL Token Standard) development timeline is announced with Devnet launch planned for Q3 2025 and first applications going live on Permissioned Mainnet in Q4 2025.

The project plans to launch its mainnet alpha this quarter, marking a significant development milestone.

Fellowship program winners are announced and set to debut on Testnet Phase 2.

Umbra launches mobile app beta on iOS and Android featuring private transfers powered by the privacy infrastructure, now running on Solana Devnet.

UmbraPrivacy announces upcoming ICO through MetaDAO, with the privacy project powered by Arcium's technology.

The Arcis development platform goes live, allowing developers to launch apps with encrypted compute capabilities.

Collaboration with Encifher targets end-to-end privacy for stablecoin transactions.

Solana Policy Institute commits $500k to privacy development while new compliant SPL token standard launches with enterprise-grade privacy features and regulatory compliance tooling.

Ranger Finance reaches $1B milestone while Grid bounty competition intensifies with Solana Foundation presence.

Technical architecture revealed as parallelized MPC supercomputer targeting enterprise-grade throughput.

New Umbra Privacy partnership launches incognito mode on Solana using MPC technology for encrypted transactions.

Dark pools feature enables private perpetual trading on Solana through encrypted orderbooks.

Virtual Community Summit launches July 30 with founder presentations and community-driven second day.

Developer Fellowship concludes with 200 applications for 20 positions, showing 10x oversubscription for $65K program.

New $65K Developer Fellowship launches with 20 positions at $2,500 each plus $15K prize pool for building applications on encrypted compute platform.

Launches Confidential SPL Token implementation on Solana network

Launches new token standard enabling direct confidential transfers in onchain programs for private DeFi and institutional use

Strategic acquisition of Inpher (backed by JPM, Amazon, Swisscom) adds enterprise-grade MPC protocols and PhD expertise.

New community governance features launch with testnet voting and real-time contribution tracking with Discord integration.

$14M raised with NVIDIA partnership and 30+ acquired patents; backed by Solana founder and Meow.

Technical upgrades achieve 10x bandwidth boost with parallel execution; token staking and third-party nodes launching in phase 2.

Two new encrypted applications (Hidden Warrior and Arcane Hands) deployed on testnet by community developers.

Dark Pool demo officially launches on Solana testnet, enabling first-ever private onchain trading.

Latest testnet launch includes new community system with Retroactive Token Grants but no airdrop.

Dark Pool Demo experiencing downtime due to node crashes and order processing issues during high traffic testing phase.

Technical milestone achieved with testnet launch; demo apps imminent and new strategic partner onboarded.

Public testnet launches with MPC-enabled privacy features for Solana applications.

Public testnet launches with encrypted compute functionality for private-by-default applications.

Public testnet launches, marking first public access to the protocol.

Public testnet launches, marking significant development milestone

Three-phase testnet roadmap reveals upcoming staking launch, node operator integration, and mainnet preparation milestones.

Testnet launch scheduled in 5 days.

Public testnet deployment scheduled in 10 days.

Testnet launches April 30 with new Cerberus MPC protocol, featuring 10000x faster processing than FHE.

Community token sale oversubscribed with 3,500 buyers from 100+ countries; 100% tokens unlock at TGE.

Pre-TGE quests are currently active, indicating imminent token launch.

Community funding round concludes successfully with Public Testnet development in pipeline.

Community funding round on CoinList achieves complete sellout despite bearish market conditions.

Community token sale for $ARX closes with significant oversubscription. Allocations to be distributed using bottom-up filling method.

Public token sale launches March 24 on CoinList at $0.20 per token with $200M FDV, following recent JPMorgan-backed acquisition and 40,000+ developer applications for testnet.

Community token round closes in 24 hours at $0.20 per token with 100% TGE unlock, following NVIDIA partnership and Inpher acquisition.

New partnership with DarkLake combines zkAMM pre-trade and MPC post-trade privacy solutions for complete DeFi trading privacy.

Sale ending in 2 days as of March 31, 2024. Project appears to have broad ecosystem use cases.