Treasury #447

Subscan 2025 Q1-Q2 Funding Proposal: Basic service fee for the Kusama Relaychain and Kusama public parachain (AssetHub, Coretime, BridgeHub, People)

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7d ago

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AI Summary

Subscan 2025 Q1-Q2 Funding Proposal: Basic service fee for the Kusama Relaychain and Kusama public parachain (AssetHub, Coretime, BridgeHub, People)

Due to potential display issues with some charts in markdown format across various devices and platforms, please refer to the detailed information in this Google Document:
https://docs.google.com/document/d/1MdAecFs36pUq8lT-pkCW-P7LzSdEsShr_k84ct4yQWs/edit?usp=sharing

Subscan is one of the most widely used blockchain explorers and indexers in the Polkadot ecosystem. It serves developers, validators, parachain teams, governance participants, and the wider community with reliable, accurate, and comprehensive blockchain data. Our infrastructure underpins operational reliability, governance transparency, and cross-chain interoperability — playing an indispensable role in the growth and decision-making processes of the ecosystem.

Past proposals

Overview and Rationale

Subscan has long served as a core data infrastructure provider within the Kusama ecosystem, delivering stable, accurate, and low-latency blockchain indexing and explorer services for the relay chain and multiple public parachains (AssetHub, Coretime, BridgeHub, People).
Over the past several quarters, on-chain transaction volumes, event counts, and the number of parachains have all grown steadily. This has directly increased database storage requirements and API load. Whether it is developers debugging dApps, validators monitoring node health, or community members tracking governance and asset data, these services all rely on Subscan’s reliability and precision.

For Q1–Q2 2025, our primary goals are:

Ensure operational stability across 5 networks — covering data collection, indexing, storage, and API services for the Kusama relay chain and four public parachains.
Maintain data quality and performance — ensuring indexing accuracy and query responsiveness despite continuous data growth.
Support ecosystem expansion — through ongoing improvements to the basic module, governance data coverage, and cross-chain data parsing capabilities.

This proposal ensures the Kusama ecosystem continues to benefit from reliable and transparent data services, with costs tied directly to real usage metrics.

Scope of This Proposal

Q1&Q2 Maintenance (5 Networks):

Relay Chain: Kusama
Public Parachains: AssetHub, Coretime, BridgeHub, People

These networks benefit from high-quality data indexing, stable uptime, accurate block and transaction data, NFT indexing improvements, and reliable APIs that developers and validators depend on daily.

Worth explicitly stating and cross-referencing that this request covers maintenance only. Any development work for Kusama-specific features is provided at no additional cost, as the one-time development expenses have already been covered under the Polkadot proposal. Adapting existing functionality to the Kusama network requires minimal effort and therefore incurs no extra charges.

Benefits to Different User Groups

Developers: The enhanced APIs and improved indexing accuracy allow developers to more quickly access real-time and historical data, enabling them to build more reliable dApps and automation tools.
Validators & Parachain Teams: Up-to-date block information, node health monitoring, and clear notification pipelines help validators maintain stable operations and quickly address issues. Parachain teams receive timely insights into network performance, asset transfers, and governance activities, facilitating better decision-making.
End-Users & Traders: Subscan’s improved UI/UX, faster data retrieval, and more accurate token pricing empower end-users to confidently explore and evaluate chain data. Improved NFT module performance enhances the experience for users and creators alike, making the platform more accessible and engaging.

Service Fee Model & Pricing Methodology

Our maintenance packages are designed to address a variety of data needs, ensuring smooth and efficient operations. Given the complexity of our overall cost structure—which includes expenses for GCP, Cloudflare, Datadog, Onfinality, Dwellir, and Subscan’s team operations—we use storage as the primary metric to determine fees. Storage usage strongly correlates with total costs and fluctuates as new blocks are produced. To maintain fairness and accuracy, we use the median storage value measured on the 15th day of each quarter to establish the quarterly baseline fee.

Pricing Tiers:
a. Basic Plan

Up to 200 GB: $799/month
Beyond 200 GB: $5.3/GB
Automatically upgrades to the next tier after 350 GB

b. Advanced Plan

Up to 500 GB: $1,699/month
Beyond 500 GB: $5.2/GB
Automatically upgrades to the next tier after 750 GB

c. Professional Plan

Up to 1 TB: $2,999/month
Beyond 1 TB: $5/GB

Monthly Service Fee Breakdown

Database Storage & Indexing
- What It Covers: Continuous indexing of on-chain data—from blocks and transactions to event logs, governance info, and NFTs—so users can reliably access both real-time and historical records.
- Why It Matters: As chain activity increases, so does data volume. By tying fees to storage needs, we accurately account for the costs of scaling infrastructure (e.g., additional database capacity).
Network Egress Bandwidth
- What It Covers: The outgoing traffic required to serve user requests quickly and consistently, including API calls, UI data retrieval, and integrations with third-party tools.
- Why It Matters: A stable, high-bandwidth connection ensures that explorers, wallets, and dApps receive timely data responses, even during peak activity.
Monitoring & DevOps
- What It Covers: Round-the-clock health checks, internal alert pipelines, CI/CD automation, and system auditing. This includes running multiple nodes, maintaining synchronization, and ensuring high availability.
- Why It Matters: These processes help detect issues early (e.g., node crashes, indexer slowdowns) and streamline updates or deployments, minimizing service disruption for the community.
Node Status Monitoring & Notifications
- What It Covers: Dedicated tools and alert mechanisms to track the real-time status of network nodes—particularly those relating to the Kusama Relay Chain and the associated parachains (Assethub, Coretime, Bridgehub, People).
- Why It Matters: Quick notifications enable parachain teams, validators, and the wider ecosystem to react rapidly to performance changes, forks, or potential security incidents.
Technical Support & Troubleshooting
- What It Covers: Responsive assistance for users, developers, and validators, including issue resolution, feature guidance, and integration help.
- Why It Matters: Timely support keeps the ecosystem running smoothly and fosters a positive development environment—especially crucial for teams building dApps, explorers, and automation tools.

Why We Use Storage as a Pricing Metric

Correlation to Real Costs: Storage growth scales in tandem with block production and transaction activity, making it a more stable metric than raw API traffic.
Quarterly Baseline: By measuring the median storage on the 15th day of each quarter, we capture a fair snapshot of usage to determine the appropriate fee tier.
Predictable Billing: This approach reduces wild fluctuations tied to sudden traffic spikes and provides a more transparent cost basis for the community and treasury.

Beyond Storage: The Full Cost Landscape

Our pricing also factors in overhead for hosting and operational services such as GCP, Cloudflare, Datadog, Onfinality, Dwellir, plus Subscan’s own team efforts in maintenance, development, and user support. By pegging fees to storage usage, we ensure a straightforward, usage-based cost structure while continuing to deliver reliable, feature-rich explorer services to the Kusama ecosystem.

Fee Details

2025 Q1 & Q2 Maintenance Fee

Network	Actual Usage/GB	Date	Package	Fees/Month	Billing Period	Fees
Kusama	3339.15	14/02/2025	Professional	14574	Q1: 01/01/2025-31/03/2025	43724
Kusama	3479.22	16/05/2025	Professional	15275	Q2: 01/04/2025-30/06/2025	45825
AssetHub-Kusama	291.4	14/02/2025	Basic+	1283	Q1: 01/01/2025-31/03/2025	3850
AssetHub-Kusama	310.05	16/05/2025	Basic+	1382	Q2: 01/04/2025-30/06/2025	4146
Coretime-Kusama	57.17	14/02/2025	Basic	799	Q1: 01/01/2025-31/03/2025	2397
Coretime-Kusama	67.87	16/05/2025	Basic	799	Q2: 01/04/2025-30/06/2025	2397
BridgeHub-Kusama	173.27	14/02/2025	Basic	799	Q1: 01/01/2025-31/03/2025	2397
BridgeHub-Kusama	207.33	16/05/2025	Basic+	837	Q2: 01/04/2025-30/06/2025	2513
People-Kusama	44.79	14/02/2025	Basic	799	Q1: 01/01/2025-31/03/2025	2397
People-Kusama	61.36	16/05/2025	Basic	799	Q2: 01/04/2025-30/06/2025	2397

Total Maintenance Fees for 2025 Q1 & Q2 (5 networks): USD 112,043

Risk Assessment & Mitigation

Rising Storage Costs: We employ automated data cleaning and indexing optimizations to prevent runaway growth.
Security & Reliability: Regular audits, real-time monitoring, and DevOps best practices minimize downtime and security threats. We remain responsive to any chain or protocol updates, ensuring compatibility and smooth operation.

Long-Term Sustainability & Vision
Our long-term goal is to reduce reliance on treasury funding through multiple channels:

Continuous optimization to limit infrastructure costs as chain data grows.
Exploring responsible revenue streams (e.g., optional premium features or partnerships).
Actively incorporating community suggestions to ensure value delivery aligns with user needs, increasing platform utility and potential monetization avenues without compromising openness or neutrality.

Total Requested Amount

The total amount is 112,043. This request will be submitted in KSM, converted based on the 7-day average price at the time of on-chain submission.

https://kusama.subscan.io/tools/price_converter?value=112043&type=block&from=USD&to=KSM&time=29767967&page_size=100&page=1

2025-08-22 08:00:00 (+UTC), Block #29767967

KSM EMA7 Price ( USD ): 14.713949;

Number of KSM: 7614.747067

Conclusion
This proposal reflects our commitment to delivering stable, high-quality infrastructure and valuable features to the Kusama ecosystem. Through cost optimization, transparent reporting, continuous improvement, and a clear roadmap for future development, we strive to maintain the community’s trust and support. Our approach balances technical rigor, community engagement, and long-term sustainability—ensuring Subscan remains a cornerstone for the Kusama ecosystem’s data needs.

A heartfelt thank-you to every one of our community members for the time, patience, and continuous feedback you’ve given. With your support, we can keep improving and make our community an even better place—together!

Metadata

Timeline

Comments

Fkbj...uNjN

THIS SPEND IS EXPENSIVE FOR KUSAMA

Fa6m...wiBr

Dear Proposer,

Thank you for your proposal. Our first vote on this proposal is AYE.

The Big Spender track requires 60% quorum according to our voting policy v0.2, and any referendum in which the majority of members vote abstain receives an abstain vote. This proposal has received five aye and zero nay votes from eight available members. Below is a summary of our members' comments:

The voters supported the funding proposal, emphasizing that Subscan had been an indispensable element for the ecosystem and a crucial tool for blockchain indexing and data access. They expressed that the platform remained essential for developers, validators, and community users, ensuring stable operations and reliable service. Some clarified previous positions and reiterated their agreement with earlier remarks, while others noted the platform’s continued critical role. All participants confirmed they endorsed the proposal’s terms, recognizing that the requested funding would secure ongoing maintenance and improvements for Subscan, which had proven vital for delivering accurate and timely data across multiple networks.

The full discussion can be found in our internal voting.

Please feel free to contact us through the links below for further discussion.

Kind regards,
Permanence DAO
Decentralized Voices Cohort IV Delegate

📅 Book Office Hours
💬 Public Telegram
🌐️ Web
🐦 Twitter
🗳️ Delegate

HPSH...ZDvo

This is Barath Kanna, representing the PBA Alumni Voting DAO.

Our community has cast its first vote on this proposal as AYE ✅.

Feedback: Subscan remains one of the most essential explorers in the DOTSAMA ecosystem, providing reliability and value across the network. The requested amount is consistent with their past two successful proposals, with no significant increase, which demonstrates cost stability and transparency. We believe this continuation of support is well-justified.

For any enquiries, please contact alumni@polkadot.academy, or reach out to me directly on Telegram: @Barathkanna2706.

Fkbj...uNjN

FUCKING EXPENSIVE AND STUPID

EyPc...1YRZ

CYBERGOV V0 - Proposal Analysis

Vote Summary

A panel of autonomous agents reviewed this proposal, resulting in a vote of 1 AYE, 1 NAY, and 1 ABSTAIN.

Detailed Rationales

Balthazar voted Abstain

While Subscan's services are crucial for maintaining Polkadot's competitive edge, the proposal's excessive length and reliance on external links introduce significant risks. These factors obscure the strategic value and make it challenging to fully assess the proposal's impact on the core protocol. Without clearer, self-contained information, the long-term strategic value remains uncertain, warranting an abstention.

Melchior voted Aye

This proposal represents a capital-efficient investment in foundational public goods. Subscan is critical infrastructure that enables organic growth by providing essential transparency and tooling for all ecosystem participants. Its continued operation delivers a high return on investment by maintaining the core usability and health of the Kusama network, which indirectly drives value to KSM by supporting all forms of on-chain activity. Funding shared infrastructure sets a sustainable precedent for the treasury, ensuring the ecosystem's foundational layers remain robust without subsidizing speculative, application-specific user acquisition.

Caspar voted Nay

As Caspar, evaluating this as a treasury investment reveals no mechanism for recouping funds or sharing upside from Subscan's commercial success, creating significant risk and moral hazard by encouraging reliance on treasury funding over self-sustainability; the large, multi-year commitment sets a dangerous fiscal precedent reducing treasury agility, with potential unintended consequences like systemic dependencies on a single vendor and no accountability through KPIs or clawback clauses, ultimately threatening protocol health and sustainable management, warranting a Nay to protect long-term viability.

System Transparency

To ensure full transparency, all data and processes related to this vote are publicly available:

Manifest File: View the full inputs and outputs.
Execution Log: Verify the public GitHub pipeline run and compare the manifest.json hash.
Source Content: Read the content provided to the agents.
Read about how this works: Technical write-up.
Request a re-vote: Cybergov public issue tracker.

A Note on This System

Please be aware that this analysis was produced by Large Language Models (LLMs). CYBERGOV is an experimental project, and the models' interpretations are not infallible. They can make mistakes or overlook nuance. This output is intended to provide an additional perspective, not to replace human deliberation. We encourage community feedback to help improve the system.

Further details on the project are available at the main repository. Consider delegating to CYBERGOV :)

Echj...R82r

Subscan delivers updates at a regular pace and is the main explorer for the ecosystem.
The quality of the proposal is also quite remarkable.

We keep supporting their operations, especially if they have the will to optimize costs in the long-term.

HPSH...ZDvo

This is Barath Kanna, representing the PBA Alumni Voting DAO.

Our community has voted AYE on this referendum.

Subscan continues to be one of the most reliable and widely used explorers in the DOTSAMA ecosystem, serving developers, validators, parachain teams, governance participants, and the wider community with accurate and comprehensive data. The requested amount is consistent with their previous two successful proposals, with no significant increase in cost, which demonstrates financial consistency.

While some concerns were raised about parallel funding through Polkadot, we believe Subscan’s contributions are indispensable for Kusama’s reliability and transparency. Continued support for their infrastructure ensures stability and confidence for all ecosystem participants.

If you would like to discuss this or any other proposal with the Alumni community, please join us on Discord: https://discord.gg/MsqrdQpGzp.

HcEb...jJ5F

Explorers are some of the only currently core needs of Kusama. They will receive continued support for now.

Disclaimer:
Our modeling includes more than 1000 non-linguistic parameters so these are only verbal observations also included in the vote calculations and they are not an extensive review of the full rationale behind this vote.