Transactions Costs

Sizes and execution budgets for Hydra protocol transactions. Note that unlisted parameters are currently using arbitrary values and results are not fully deterministic and comparable to previous runs.

Metadata
Generated at	2024-04-04 06:30:27.210105806 UTC
Max. memory units	14000000
Max. CPU units	10000000000
Max. tx size (kB)	16384

Script summary

Name	Hash	Size (Bytes)
νInitial	bccf2a430c016bc960fbf31b02694011cd399d20da8882aac9d33611	4110
νCommit	56b0f0b597150e619c76bed60683f3b1e42d7bc0685ed951b882bfc5	1975
νHead	86bff95ba20e9d1d1b34899a56d86bbacc9fed999260b27dcc92d128	9351
μHead	88f533cf67cd0fc93d7d9ccf0a8b1d69ffd1208a825efbebbc1d36ba*	4213

• The minting policy hash is only usable for comparison. As the script is parameterized, the actual script is unique per Head.

Cost of Init Transaction

Parties	Tx size	% max Mem	% max CPU	Min fee ₳
1	4794	8.89	3.40	0.46
2	4995	10.82	4.14	0.49
3	5197	12.76	4.89	0.52
5	5599	16.66	6.39	0.58
10	6604	26.12	10.01	0.72
48	14242	99.77	38.28	1.86

Cost of Commit Transaction

This is using ada-only outputs for better comparability.

UTxO	Tx size	% max Mem	% max CPU	Min fee ₳
1	591	10.24	4.04	0.29
2	780	13.88	5.64	0.34
3	967	17.66	7.29	0.39
5	1345	25.66	10.74	0.49
10	2281	48.19	20.30	0.79
19	3962	97.83	40.79	1.41

Cost of CollectCom Transaction

Parties	UTxO (bytes)	Tx size	% max Mem	% max CPU	Min fee ₳
1	57	544	16.56	6.55	0.36
2	114	654	26.81	10.68	0.47
3	170	764	39.60	15.88	0.62
4	226	874	51.72	20.94	0.76
5	283	984	68.50	27.83	0.95
6	339	1095	82.39	33.76	1.11

Cost of Close Transaction

Parties	Tx size	% max Mem	% max CPU	Min fee ₳
1	591	8.30	4.59	0.28
2	725	8.96	5.65	0.30
3	857	9.58	6.66	0.31
5	1312	12.38	9.90	0.38
10	2001	15.73	15.22	0.48
50	8268	50.37	63.74	1.38

Cost of Contest Transaction

Parties	Tx size	% max Mem	% max CPU	Min fee ₳
1	653	8.60	4.73	0.28
2	752	9.42	5.82	0.30
3	890	10.11	6.88	0.32
5	1224	12.01	9.38	0.37
10	1920	15.93	15.01	0.47
50	8193	51.09	63.68	1.38

Cost of Abort Transaction

Some variation because of random mixture of still initial and already committed outputs.

Parties	Tx size	% max Mem	% max CPU	Min fee ₳
1	4669	17.04	7.37	0.55
2	4757	24.82	10.67	0.64
3	4855	39.58	17.26	0.81
4	5053	58.20	25.55	1.03
5	5226	73.57	32.26	1.21
6	5291	96.81	42.55	1.47

Cost of FanOut Transaction

Involves spending head output and burning head tokens. Uses ada-only UTxO for better comparability.

Parties	UTxO	UTxO (bytes)	Tx size	% max Mem	% max CPU	Min fee ₳
5	0	0	4627	8.06	3.37	0.44
5	1	57	4662	9.00	3.99	0.46
5	5	285	4797	13.61	6.84	0.52
5	10	570	4967	19.37	10.40	0.60
5	20	1135	5303	31.11	17.62	0.76
5	30	1707	5646	42.01	24.49	0.91
5	40	2278	5987	54.17	31.89	1.08
5	50	2846	6325	65.92	39.13	1.24
5	80	4552	7342	99.94	60.31	1.72